16853840

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1103}}^1$

素因数の和:1307

約数の個数: 40

約数和(自身を含む): 39426048

約数和(自身を除く): 22572208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1103, 1528, 1910, 2206, 3056, 3820, 4412, 5515, 7640, 8824, 11030, 15280, 17648, 22060, 44120, 88240, 210673, 421346, 842692, 1053365, 1685384, 2106730, 3370768, 4213460, 8426920, 16853840]

約数ペア:

[(1, 16853840), (2, 8426920), (4, 4213460), (5, 3370768), (8, 2106730), (10, 1685384), (16, 1053365), (20, 842692), (40, 421346), (80, 210673), (191, 88240), (382, 44120), (764, 22060), (955, 17648), (1103, 15280), (1528, 11030), (1910, 8824), (2206, 7640), (3056, 5515), (3820, 4412)]