18790031

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{599}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 21504000

約数和(自身を除く): 2713969

約数列:

[1, 13, 19, 127, 247, 599, 1651, 2413, 7787, 11381, 31369, 76073, 147953, 988949, 1445387, 18790031]

約数ペア:

[(1, 18790031), (13, 1445387), (19, 988949), (127, 147953), (247, 76073), (599, 31369), (1651, 11381), (2413, 7787)]