20121793912478

素因数分解:

$2^1\times {\mathrm{557}}^1\times {\mathrm{6451}}^1\times {\mathrm{2799977}}^1$

素因数の和:2806987

約数の個数: 16

約数和(自身を含む): 30241576785744

約数和(自身を除く): 10119782873266

約数列:

[1, 2, 557, 1114, 6451, 12902, 2799977, 3593207, 5599954, 7186414, 1559587189, 3119174378, 18062651627, 36125303254, 10060896956239, 20121793912478]

約数ペア:

[(1, 20121793912478), (2, 10060896956239), (557, 36125303254), (1114, 18062651627), (6451, 3119174378), (12902, 1559587189), (2799977, 7186414), (3593207, 5599954)]