20066436

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 55724760

約数和(自身を除く): 35658324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 809, 954, 1378, 1618, 1908, 2067, 2427, 2756, 3236, 4134, 4854, 6201, 7281, 8268, 9708, 10517, 12402, 14562, 21034, 24804, 29124, 31551, 42068, 42877, 63102, 85754, 94653, 126204, 128631, 171508, 189306, 257262, 378612, 385893, 514524, 557401, 771786, 1114802, 1543572, 1672203, 2229604, 3344406, 5016609, 6688812, 10033218, 20066436]

約数ペア:

[(1, 20066436), (2, 10033218), (3, 6688812), (4, 5016609), (6, 3344406), (9, 2229604), (12, 1672203), (13, 1543572), (18, 1114802), (26, 771786), (36, 557401), (39, 514524), (52, 385893), (53, 378612), (78, 257262), (106, 189306), (117, 171508), (156, 128631), (159, 126204), (212, 94653), (234, 85754), (318, 63102), (468, 42877), (477, 42068), (636, 31551), (689, 29124), (809, 24804), (954, 21034), (1378, 14562), (1618, 12402), (1908, 10517), (2067, 9708), (2427, 8268), (2756, 7281), (3236, 6201), (4134, 4854)]