18785793

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3677}}^1$

素因数の和:3824

約数の個数: 16

約数和(自身を含む): 27187776

約数和(自身を除く): 8401983

約数列:

[1, 3, 13, 39, 131, 393, 1703, 3677, 5109, 11031, 47801, 143403, 481687, 1445061, 6261931, 18785793]

約数ペア:

[(1, 18785793), (3, 6261931), (13, 1445061), (39, 481687), (131, 143403), (393, 47801), (1703, 11031), (3677, 5109)]