188400872

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 390700800

約数和(自身を除く): 202299928

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 191, 242, 382, 484, 764, 968, 1019, 1528, 2038, 2101, 4076, 4202, 8152, 8404, 11209, 16808, 22418, 23111, 44836, 46222, 89672, 92444, 123299, 184888, 194629, 246598, 389258, 493196, 778516, 986392, 1557032, 2140919, 4281838, 8563676, 17127352, 23550109, 47100218, 94200436, 188400872]

約数ペア:

[(1, 188400872), (2, 94200436), (4, 47100218), (8, 23550109), (11, 17127352), (22, 8563676), (44, 4281838), (88, 2140919), (121, 1557032), (191, 986392), (242, 778516), (382, 493196), (484, 389258), (764, 246598), (968, 194629), (1019, 184888), (1528, 123299), (2038, 92444), (2101, 89672), (4076, 46222), (4202, 44836), (8152, 23111), (8404, 22418), (11209, 16808)]