207860816

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{316861}}^1$

素因数の和:316910

約数の個数: 20

約数和(自身を含む): 412554324

約数和(自身を除く): 204693508

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 316861, 633722, 1267444, 2534888, 5069776, 12991301, 25982602, 51965204, 103930408, 207860816]

約数ペア:

[(1, 207860816), (2, 103930408), (4, 51965204), (8, 25982602), (16, 12991301), (41, 5069776), (82, 2534888), (164, 1267444), (328, 633722), (656, 316861)]