2019911355

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:746

約数の個数: 192

約数和(自身を含む): 4716361728

約数和(自身を除く): 2696450373

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 33, 35, 45, 51, 53, 55, 63, 77, 85, 99, 105, 119, 153, 159, 165, 187, 231, 255, 265, 315, 357, 371, 385, 477, 495, 561, 583, 595, 647, 693, 765, 795, 901, 935, 1071, 1113, 1155, 1309, 1683, 1749, 1785, 1855, 1941, 2385, 2703, 2805, 2915, 3235, 3339, 3465, 3927, 4081, 4505, 4529, 5247, 5355, 5565, 5823, 6307, 6545, 7117, 8109, 8415, 8745, 9705, 9911, 10999, 11781, 12243, 13515, 13587, 16695, 18921, 19635, 20405, 21351, 22645, 26235, 29115, 29733, 31535, 32997, 34291, 35585, 36729, 40545, 40761, 49555, 49819, 54995, 56763, 58905, 61215, 64053, 67935, 69377, 76993, 89199, 94605, 98991, 102873, 106755, 120989, 148665, 149457, 164985, 171455, 183645, 203805, 208131, 230979, 240037, 249095, 283815, 308619, 320265, 346885, 362967, 377201, 384965, 445995, 448371, 494955, 514365, 582947, 604945, 624393, 692937, 720111, 747285, 846923, 1040655, 1088901, 1131603, 1154895, 1200185, 1543095, 1748841, 1814835, 1886005, 2160333, 2241855, 2540769, 2640407, 2914735, 3121965, 3394809, 3464685, 3600555, 4080629, 4234615, 5246523, 5444505, 5658015, 6412417, 7622307, 7921221, 8744205, 10801665, 12241887, 12703845, 13202035, 16974045, 19237251, 20403145, 23763663, 26232615, 32062085, 36725661, 38111535, 39606105, 44886919, 57711753, 61209435, 96186255, 118818315, 134660757, 183628305, 224434595, 288558765, 403982271, 673303785, 2019911355]

約数ペア:

[(1, 2019911355), (3, 673303785), (5, 403982271), (7, 288558765), (9, 224434595), (11, 183628305), (15, 134660757), (17, 118818315), (21, 96186255), (33, 61209435), (35, 57711753), (45, 44886919), (51, 39606105), (53, 38111535), (55, 36725661), (63, 32062085), (77, 26232615), (85, 23763663), (99, 20403145), (105, 19237251), (119, 16974045), (153, 13202035), (159, 12703845), (165, 12241887), (187, 10801665), (231, 8744205), (255, 7921221), (265, 7622307), (315, 6412417), (357, 5658015), (371, 5444505), (385, 5246523), (477, 4234615), (495, 4080629), (561, 3600555), (583, 3464685), (595, 3394809), (647, 3121965), (693, 2914735), (765, 2640407), (795, 2540769), (901, 2241855), (935, 2160333), (1071, 1886005), (1113, 1814835), (1155, 1748841), (1309, 1543095), (1683, 1200185), (1749, 1154895), (1785, 1131603), (1855, 1088901), (1941, 1040655), (2385, 846923), (2703, 747285), (2805, 720111), (2915, 692937), (3235, 624393), (3339, 604945), (3465, 582947), (3927, 514365), (4081, 494955), (4505, 448371), (4529, 445995), (5247, 384965), (5355, 377201), (5565, 362967), (5823, 346885), (6307, 320265), (6545, 308619), (7117, 283815), (8109, 249095), (8415, 240037), (8745, 230979), (9705, 208131), (9911, 203805), (10999, 183645), (11781, 171455), (12243, 164985), (13515, 149457), (13587, 148665), (16695, 120989), (18921, 106755), (19635, 102873), (20405, 98991), (21351, 94605), (22645, 89199), (26235, 76993), (29115, 69377), (29733, 67935), (31535, 64053), (32997, 61215), (34291, 58905), (35585, 56763), (36729, 54995), (40545, 49819), (40761, 49555)]