19852910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 128

約数和(自身を含む): 49766400

約数和(自身を除く): 29913490

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 23, 35, 38, 46, 55, 59, 70, 77, 95, 110, 115, 118, 133, 154, 161, 190, 209, 230, 253, 266, 295, 322, 385, 413, 418, 437, 506, 590, 649, 665, 770, 805, 826, 874, 1045, 1121, 1265, 1298, 1330, 1357, 1463, 1610, 1771, 2065, 2090, 2185, 2242, 2530, 2714, 2926, 3059, 3245, 3542, 4130, 4370, 4543, 4807, 5605, 6118, 6490, 6785, 7315, 7847, 8855, 9086, 9499, 9614, 11210, 12331, 13570, 14630, 14927, 15295, 15694, 17710, 18998, 22715, 24035, 24662, 25783, 29854, 30590, 33649, 39235, 45430, 47495, 48070, 51566, 61655, 67298, 74635, 78470, 86317, 94990, 104489, 123310, 128915, 149270, 168245, 172634, 180481, 208978, 257830, 283613, 336490, 360962, 431585, 522445, 567226, 863170, 902405, 1044890, 1418065, 1804810, 1985291, 2836130, 3970582, 9926455, 19852910]

約数ペア:

[(1, 19852910), (2, 9926455), (5, 3970582), (7, 2836130), (10, 1985291), (11, 1804810), (14, 1418065), (19, 1044890), (22, 902405), (23, 863170), (35, 567226), (38, 522445), (46, 431585), (55, 360962), (59, 336490), (70, 283613), (77, 257830), (95, 208978), (110, 180481), (115, 172634), (118, 168245), (133, 149270), (154, 128915), (161, 123310), (190, 104489), (209, 94990), (230, 86317), (253, 78470), (266, 74635), (295, 67298), (322, 61655), (385, 51566), (413, 48070), (418, 47495), (437, 45430), (506, 39235), (590, 33649), (649, 30590), (665, 29854), (770, 25783), (805, 24662), (826, 24035), (874, 22715), (1045, 18998), (1121, 17710), (1265, 15694), (1298, 15295), (1330, 14927), (1357, 14630), (1463, 13570), (1610, 12331), (1771, 11210), (2065, 9614), (2090, 9499), (2185, 9086), (2242, 8855), (2530, 7847), (2714, 7315), (2926, 6785), (3059, 6490), (3245, 6118), (3542, 5605), (4130, 4807), (4370, 4543)]