18874923

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1231}}^1$

素因数の和:1522

約数の個数: 16

約数和(自身を含む): 26611200

約数和(自身を除く): 7736277

約数列:

[1, 3, 19, 57, 269, 807, 1231, 3693, 5111, 15333, 23389, 70167, 331139, 993417, 6291641, 18874923]

約数ペア:

[(1, 18874923), (3, 6291641), (19, 993417), (57, 331139), (269, 70167), (807, 23389), (1231, 15333), (3693, 5111)]