20179955864

素因数分解:

$2^3\times {\mathrm{4933}}^1\times {\mathrm{511351}}^1$

素因数の和:516290

約数の個数: 16

約数和(自身を含む): 37845161520

約数和(自身を除く): 17665205656

約数列:

[1, 2, 4, 8, 4933, 9866, 19732, 39464, 511351, 1022702, 2045404, 4090808, 2522494483, 5044988966, 10089977932, 20179955864]

約数ペア:

[(1, 20179955864), (2, 10089977932), (4, 5044988966), (8, 2522494483), (4933, 4090808), (9866, 2045404), (19732, 1022702), (39464, 511351)]