18470970

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 58406400

約数和(自身を除く): 39935430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 42, 45, 54, 58, 63, 70, 87, 90, 105, 126, 135, 145, 174, 189, 203, 210, 261, 270, 290, 315, 337, 378, 406, 435, 522, 609, 630, 674, 783, 870, 945, 1011, 1015, 1218, 1305, 1566, 1685, 1827, 1890, 2022, 2030, 2359, 2610, 3033, 3045, 3370, 3654, 3915, 4718, 5055, 5481, 6066, 6090, 7077, 7830, 9099, 9135, 9773, 10110, 10962, 11795, 14154, 15165, 18198, 18270, 19546, 21231, 23590, 27405, 29319, 30330, 35385, 42462, 45495, 48865, 54810, 58638, 63693, 68411, 70770, 87957, 90990, 97730, 106155, 127386, 136822, 146595, 175914, 205233, 212310, 263871, 293190, 318465, 342055, 410466, 439785, 527742, 615699, 636930, 684110, 879570, 1026165, 1231398, 1319355, 1847097, 2052330, 2638710, 3078495, 3694194, 6156990, 9235485, 18470970]

約数ペア:

[(1, 18470970), (2, 9235485), (3, 6156990), (5, 3694194), (6, 3078495), (7, 2638710), (9, 2052330), (10, 1847097), (14, 1319355), (15, 1231398), (18, 1026165), (21, 879570), (27, 684110), (29, 636930), (30, 615699), (35, 527742), (42, 439785), (45, 410466), (54, 342055), (58, 318465), (63, 293190), (70, 263871), (87, 212310), (90, 205233), (105, 175914), (126, 146595), (135, 136822), (145, 127386), (174, 106155), (189, 97730), (203, 90990), (210, 87957), (261, 70770), (270, 68411), (290, 63693), (315, 58638), (337, 54810), (378, 48865), (406, 45495), (435, 42462), (522, 35385), (609, 30330), (630, 29319), (674, 27405), (783, 23590), (870, 21231), (945, 19546), (1011, 18270), (1015, 18198), (1218, 15165), (1305, 14154), (1566, 11795), (1685, 10962), (1827, 10110), (1890, 9773), (2022, 9135), (2030, 9099), (2359, 7830), (2610, 7077), (3033, 6090), (3045, 6066), (3370, 5481), (3654, 5055), (3915, 4718)]