18878482836

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{1334357}}^1$

素因数の和:1334501

約数の個数: 48

約数和(自身を含む): 49317871680

約数和(自身を除く): 30439388844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 786, 1179, 1572, 2358, 3537, 4716, 7074, 14148, 1334357, 2668714, 4003071, 5337428, 8006142, 12009213, 16012284, 24018426, 36027639, 48036852, 72055278, 144110556, 174800767, 349601534, 524402301, 699203068, 1048804602, 1573206903, 2097609204, 3146413806, 4719620709, 6292827612, 9439241418, 18878482836]

約数ペア:

[(1, 18878482836), (2, 9439241418), (3, 6292827612), (4, 4719620709), (6, 3146413806), (9, 2097609204), (12, 1573206903), (18, 1048804602), (27, 699203068), (36, 524402301), (54, 349601534), (108, 174800767), (131, 144110556), (262, 72055278), (393, 48036852), (524, 36027639), (786, 24018426), (1179, 16012284), (1572, 12009213), (2358, 8006142), (3537, 5337428), (4716, 4003071), (7074, 2668714), (14148, 1334357)]