17970979

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2347}}^1$

素因数の和:2410

約数の個数: 16

約数和(自身を含む): 21038080

約数和(自身を除く): 3067101

約数列:

[1, 13, 19, 31, 247, 403, 589, 2347, 7657, 30511, 44593, 72757, 579709, 945841, 1382383, 17970979]

約数ペア:

[(1, 17970979), (13, 1382383), (19, 945841), (31, 579709), (247, 72757), (403, 44593), (589, 30511), (2347, 7657)]