20460684

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 49029120

約数和(自身を除く): 28568436

約数列:

[1, 2, 3, 4, 6, 12, 79, 113, 158, 191, 226, 237, 316, 339, 382, 452, 474, 573, 678, 764, 948, 1146, 1356, 2292, 8927, 15089, 17854, 21583, 26781, 30178, 35708, 43166, 45267, 53562, 60356, 64749, 86332, 90534, 107124, 129498, 181068, 258996, 1705057, 3410114, 5115171, 6820228, 10230342, 20460684]

約数ペア:

[(1, 20460684), (2, 10230342), (3, 6820228), (4, 5115171), (6, 3410114), (12, 1705057), (79, 258996), (113, 181068), (158, 129498), (191, 107124), (226, 90534), (237, 86332), (316, 64749), (339, 60356), (382, 53562), (452, 45267), (474, 43166), (573, 35708), (678, 30178), (764, 26781), (948, 21583), (1146, 17854), (1356, 15089), (2292, 8927)]