20895819

素因数分解:

$3^1\times 7^1\times {\mathrm{863}}^1\times {\mathrm{1153}}^1$

素因数の和:2026

約数の個数: 16

約数和(自身を含む): 31905792

約数和(自身を除く): 11009973

約数列:

[1, 3, 7, 21, 863, 1153, 2589, 3459, 6041, 8071, 18123, 24213, 995039, 2985117, 6965273, 20895819]

約数ペア:

[(1, 20895819), (3, 6965273), (7, 2985117), (21, 995039), (863, 24213), (1153, 18123), (2589, 8071), (3459, 6041)]