1920003631

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{680611}}^1$

素因数の和:680662

約数の個数: 16

約数和(自身を含む): 2439313408

約数和(自身を除く): 519309777

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 680611, 4764277, 8847943, 21098941, 61935601, 147692587, 274286233, 1920003631]

約数ペア:

[(1, 1920003631), (7, 274286233), (13, 147692587), (31, 61935601), (91, 21098941), (217, 8847943), (403, 4764277), (2821, 680611)]