20120803982

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{420041}}^1$

素因数の和:420643

約数の個数: 16

約数和(自身を含む): 30938613552

約数和(自身を除く): 10817809570

約数列:

[1, 2, 43, 86, 557, 1114, 23951, 47902, 420041, 840082, 18061763, 36123526, 233962837, 467925674, 10060401991, 20120803982]

約数ペア:

[(1, 20120803982), (2, 10060401991), (43, 467925674), (86, 233962837), (557, 36123526), (1114, 18061763), (23951, 840082), (47902, 420041)]