20120554

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{5237}}^1$

素因数の和:5369

約数の個数: 16

約数和(自身を含む): 32245128

約数和(自身を除く): 12124574

約数列:

[1, 2, 17, 34, 113, 226, 1921, 3842, 5237, 10474, 89029, 178058, 591781, 1183562, 10060277, 20120554]

約数ペア:

[(1, 20120554), (2, 10060277), (17, 1183562), (34, 591781), (113, 178058), (226, 89029), (1921, 10474), (3842, 5237)]