20118064

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5261}}^1$

素因数の和:5508

約数の個数: 20

約数和(自身を含む): 39149280

約数和(自身を除く): 19031216

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5261, 10522, 21044, 42088, 84176, 1257379, 2514758, 5029516, 10059032, 20118064]

約数ペア:

[(1, 20118064), (2, 10059032), (4, 5029516), (8, 2514758), (16, 1257379), (239, 84176), (478, 42088), (956, 21044), (1912, 10522), (3824, 5261)]