16840984

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{5147}}^1$

素因数の和:5562

約数の個数: 16

約数和(自身を含む): 31660200

約数和(自身を除く): 14819216

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 5147, 10294, 20588, 41176, 2105123, 4210246, 8420492, 16840984]

約数ペア:

[(1, 16840984), (2, 8420492), (4, 4210246), (8, 2105123), (409, 41176), (818, 20588), (1636, 10294), (3272, 5147)]