18772282

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{433}}^1$

素因数の和:897

約数の個数: 16

約数和(自身を含む): 28826280

約数和(自身を除く): 10053998

約数列:

[1, 2, 53, 106, 409, 433, 818, 866, 21677, 22949, 43354, 45898, 177097, 354194, 9386141, 18772282]

約数ペア:

[(1, 18772282), (2, 9386141), (53, 354194), (106, 177097), (409, 45898), (433, 43354), (818, 22949), (866, 21677)]