16945688

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{5179}}^1$

素因数の和:5594

約数の個数: 16

約数和(自身を含む): 31857000

約数和(自身を除く): 14911312

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 5179, 10358, 20716, 41432, 2118211, 4236422, 8472844, 16945688]

約数ペア:

[(1, 16945688), (2, 8472844), (4, 4236422), (8, 2118211), (409, 41432), (818, 20716), (1636, 10358), (3272, 5179)]