20015422

素因数分解:

$2^1\times 7^3\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 35424000

約数和(自身を除く): 15408578

約数列:

[1, 2, 7, 14, 49, 98, 163, 179, 326, 343, 358, 686, 1141, 1253, 2282, 2506, 7987, 8771, 15974, 17542, 29177, 55909, 58354, 61397, 111818, 122794, 204239, 408478, 1429673, 2859346, 10007711, 20015422]

約数ペア:

[(1, 20015422), (2, 10007711), (7, 2859346), (14, 1429673), (49, 408478), (98, 204239), (163, 122794), (179, 111818), (326, 61397), (343, 58354), (358, 55909), (686, 29177), (1141, 17542), (1253, 15974), (2282, 8771), (2506, 7987)]