201809716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 382475520

約数和(自身を除く): 180665804

約数列:

[1, 2, 4, 19, 38, 61, 76, 101, 122, 202, 244, 404, 431, 862, 1159, 1724, 1919, 2318, 3838, 4636, 6161, 7676, 8189, 12322, 16378, 24644, 26291, 32756, 43531, 52582, 87062, 105164, 117059, 174124, 234118, 468236, 499529, 827089, 999058, 1654178, 1998116, 2655391, 3308356, 5310782, 10621564, 50452429, 100904858, 201809716]

約数ペア:

[(1, 201809716), (2, 100904858), (4, 50452429), (19, 10621564), (38, 5310782), (61, 3308356), (76, 2655391), (101, 1998116), (122, 1654178), (202, 999058), (244, 827089), (404, 499529), (431, 468236), (862, 234118), (1159, 174124), (1724, 117059), (1919, 105164), (2318, 87062), (3838, 52582), (4636, 43531), (6161, 32756), (7676, 26291), (8189, 24644), (12322, 16378)]