15643664

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{5119}}^1$

素因数の和:5318

約数の個数: 20

約数和(自身を含む): 30474240

約数和(自身を除く): 14830576

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 5119, 10238, 20476, 40952, 81904, 977729, 1955458, 3910916, 7821832, 15643664]

約数ペア:

[(1, 15643664), (2, 7821832), (4, 3910916), (8, 1955458), (16, 977729), (191, 81904), (382, 40952), (764, 20476), (1528, 10238), (3056, 5119)]