20185327728

素因数分解:

$2^4\times 3^2\times {\mathrm{947}}^1\times {\mathrm{148021}}^1$

素因数の和:148982

約数の個数: 60

約数和(自身を含む): 56550916968

約数和(自身を除く): 36365589240

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 947, 1894, 2841, 3788, 5682, 7576, 8523, 11364, 15152, 17046, 22728, 34092, 45456, 68184, 136368, 148021, 296042, 444063, 592084, 888126, 1184168, 1332189, 1776252, 2368336, 2664378, 3552504, 5328756, 7105008, 10657512, 21315024, 140175887, 280351774, 420527661, 560703548, 841055322, 1121407096, 1261582983, 1682110644, 2242814192, 2523165966, 3364221288, 5046331932, 6728442576, 10092663864, 20185327728]

約数ペア:

[(1, 20185327728), (2, 10092663864), (3, 6728442576), (4, 5046331932), (6, 3364221288), (8, 2523165966), (9, 2242814192), (12, 1682110644), (16, 1261582983), (18, 1121407096), (24, 841055322), (36, 560703548), (48, 420527661), (72, 280351774), (144, 140175887), (947, 21315024), (1894, 10657512), (2841, 7105008), (3788, 5328756), (5682, 3552504), (7576, 2664378), (8523, 2368336), (11364, 1776252), (15152, 1332189), (17046, 1184168), (22728, 888126), (34092, 592084), (45456, 444063), (68184, 296042), (136368, 148021)]