20695668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{569}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 55413120

約数和(自身を除く): 34717452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 433, 569, 866, 1138, 1299, 1707, 1732, 2276, 2598, 3031, 3414, 3983, 5196, 6062, 6828, 7966, 9093, 11949, 12124, 15932, 18186, 23898, 36372, 47796, 246377, 492754, 739131, 985508, 1478262, 1724639, 2956524, 3449278, 5173917, 6898556, 10347834, 20695668]

約数ペア:

[(1, 20695668), (2, 10347834), (3, 6898556), (4, 5173917), (6, 3449278), (7, 2956524), (12, 1724639), (14, 1478262), (21, 985508), (28, 739131), (42, 492754), (84, 246377), (433, 47796), (569, 36372), (866, 23898), (1138, 18186), (1299, 15932), (1707, 12124), (1732, 11949), (2276, 9093), (2598, 7966), (3031, 6828), (3414, 6062), (3983, 5196)]