2157365264

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{1193233}}^1$

素因数の和:1193354

約数の個数: 20

約数和(自身を含む): 4216888956

約数和(自身を除く): 2059523692

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 1193233, 2386466, 4772932, 9545864, 19091728, 134835329, 269670658, 539341316, 1078682632, 2157365264]

約数ペア:

[(1, 2157365264), (2, 1078682632), (4, 539341316), (8, 269670658), (16, 134835329), (113, 19091728), (226, 9545864), (452, 4772932), (904, 2386466), (1808, 1193233)]