15981068

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 28654080

約数和(自身を除く): 12673012

約数列:

[1, 2, 4, 79, 103, 158, 206, 316, 412, 491, 982, 1964, 8137, 16274, 32548, 38789, 50573, 77578, 101146, 155156, 202292, 3995267, 7990534, 15981068]

約数ペア:

[(1, 15981068), (2, 7990534), (4, 3995267), (79, 202292), (103, 155156), (158, 101146), (206, 77578), (316, 50573), (412, 38789), (491, 32548), (982, 16274), (1964, 8137)]