20057387868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2151157}}^1$

素因数の和:2151211

約数の個数: 72

約数和(自身を含む): 59509634912

約数和(自身を除く): 39452247044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3108, 4662, 9324, 2151157, 4302314, 6453471, 8604628, 12906942, 15058099, 19360413, 25813884, 30116198, 38720826, 45174297, 60232396, 77441652, 79592809, 90348594, 135522891, 159185618, 180697188, 238778427, 271045782, 318371236, 477556854, 542091564, 557149663, 716335281, 955113708, 1114299326, 1432670562, 1671448989, 2228598652, 2865341124, 3342897978, 5014346967, 6685795956, 10028693934, 20057387868]

約数ペア:

[(1, 20057387868), (2, 10028693934), (3, 6685795956), (4, 5014346967), (6, 3342897978), (7, 2865341124), (9, 2228598652), (12, 1671448989), (14, 1432670562), (18, 1114299326), (21, 955113708), (28, 716335281), (36, 557149663), (37, 542091564), (42, 477556854), (63, 318371236), (74, 271045782), (84, 238778427), (111, 180697188), (126, 159185618), (148, 135522891), (222, 90348594), (252, 79592809), (259, 77441652), (333, 60232396), (444, 45174297), (518, 38720826), (666, 30116198), (777, 25813884), (1036, 19360413), (1332, 15058099), (1554, 12906942), (2331, 8604628), (3108, 6453471), (4662, 4302314), (9324, 2151157)]