20121078458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1207313}}^1$

素因数の和:1207969

約数の個数: 16

約数和(自身を含む): 32554014696

約数和(自身を除く): 12432936238

約数列:

[1, 2, 13, 26, 641, 1282, 8333, 16666, 1207313, 2414626, 15695069, 31390138, 773887633, 1547775266, 10060539229, 20121078458]

約数ペア:

[(1, 20121078458), (2, 10060539229), (13, 1547775266), (26, 773887633), (641, 31390138), (1282, 15695069), (8333, 2414626), (16666, 1207313)]