20239506

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{191}}^1$

素因数の和:264

約数の個数: 72

約数和(自身を含む): 52176384

約数和(自身を除く): 31936878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 191, 203, 261, 382, 406, 522, 573, 609, 841, 1146, 1218, 1337, 1682, 1719, 1827, 2523, 2674, 3438, 3654, 4011, 5046, 5539, 5887, 7569, 8022, 11078, 11774, 12033, 15138, 16617, 17661, 24066, 33234, 35322, 38773, 49851, 52983, 77546, 99702, 105966, 116319, 160631, 232638, 321262, 348957, 481893, 697914, 963786, 1124417, 1445679, 2248834, 2891358, 3373251, 6746502, 10119753, 20239506]

約数ペア:

[(1, 20239506), (2, 10119753), (3, 6746502), (6, 3373251), (7, 2891358), (9, 2248834), (14, 1445679), (18, 1124417), (21, 963786), (29, 697914), (42, 481893), (58, 348957), (63, 321262), (87, 232638), (126, 160631), (174, 116319), (191, 105966), (203, 99702), (261, 77546), (382, 52983), (406, 49851), (522, 38773), (573, 35322), (609, 33234), (841, 24066), (1146, 17661), (1218, 16617), (1337, 15138), (1682, 12033), (1719, 11774), (1827, 11078), (2523, 8022), (2674, 7569), (3438, 5887), (3654, 5539), (4011, 5046)]