20121363056

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54677617}}^1$

素因数の和:54677648

約数の個数: 20

約数和(自身を含む): 40680147792

約数和(自身を除く): 20558784736

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54677617, 109355234, 218710468, 437420936, 874841872, 1257585191, 2515170382, 5030340764, 10060681528, 20121363056]

約数ペア:

[(1, 20121363056), (2, 10060681528), (4, 5030340764), (8, 2515170382), (16, 1257585191), (23, 874841872), (46, 437420936), (92, 218710468), (184, 109355234), (368, 54677617)]