20163727854

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{539339}}^1$

素因数の和:539445

約数の個数: 48

約数和(自身を含む): 45770549760

約数和(自身を除く): 25606821906

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 67, 93, 134, 186, 201, 279, 402, 558, 603, 1206, 2077, 4154, 6231, 12462, 18693, 37386, 539339, 1078678, 1618017, 3236034, 4854051, 9708102, 16719509, 33439018, 36135713, 50158527, 72271426, 100317054, 108407139, 150475581, 216814278, 300951162, 325221417, 650442834, 1120207103, 2240414206, 3360621309, 6721242618, 10081863927, 20163727854]

約数ペア:

[(1, 20163727854), (2, 10081863927), (3, 6721242618), (6, 3360621309), (9, 2240414206), (18, 1120207103), (31, 650442834), (62, 325221417), (67, 300951162), (93, 216814278), (134, 150475581), (186, 108407139), (201, 100317054), (279, 72271426), (402, 50158527), (558, 36135713), (603, 33439018), (1206, 16719509), (2077, 9708102), (4154, 4854051), (6231, 3236034), (12462, 1618017), (18693, 1078678), (37386, 539339)]