31389254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{63541}}^1$

素因数の和:63575

約数の個数: 16

約数和(自身を含む): 53375280

約数和(自身を除く): 21986026

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 63541, 127082, 826033, 1207279, 1652066, 2414558, 15694627, 31389254]

約数ペア:

[(1, 31389254), (2, 15694627), (13, 2414558), (19, 1652066), (26, 1207279), (38, 826033), (247, 127082), (494, 63541)]