20199326252

素因数分解:

$2^2\times 7^3\times {\mathrm{149}}^1\times {\mathrm{98809}}^1$

素因数の和:98983

約数の個数: 48

約数和(自身を含む): 41500200000

約数和(自身を除く): 21300873748

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 149, 196, 298, 343, 596, 686, 1043, 1372, 2086, 4172, 7301, 14602, 29204, 51107, 98809, 102214, 197618, 204428, 395236, 691663, 1383326, 2766652, 4841641, 9683282, 14722541, 19366564, 29445082, 33891487, 58890164, 67782974, 103057787, 135565948, 206115574, 412231148, 721404509, 1442809018, 2885618036, 5049831563, 10099663126, 20199326252]

約数ペア:

[(1, 20199326252), (2, 10099663126), (4, 5049831563), (7, 2885618036), (14, 1442809018), (28, 721404509), (49, 412231148), (98, 206115574), (149, 135565948), (196, 103057787), (298, 67782974), (343, 58890164), (596, 33891487), (686, 29445082), (1043, 19366564), (1372, 14722541), (2086, 9683282), (4172, 4841641), (7301, 2766652), (14602, 1383326), (29204, 691663), (51107, 395236), (98809, 204428), (102214, 197618)]