20121309124

素因数分解:

$2^2\times 7^1\times {\mathrm{11317}}^1\times {\mathrm{63499}}^1$

素因数の和:74827

約数の個数: 24

約数和(自身を含む): 40246808000

約数和(自身を除く): 20125498876

約数列:

[1, 2, 4, 7, 14, 28, 11317, 22634, 45268, 63499, 79219, 126998, 158438, 253996, 316876, 444493, 888986, 1777972, 718618183, 1437236366, 2874472732, 5030327281, 10060654562, 20121309124]

約数ペア:

[(1, 20121309124), (2, 10060654562), (4, 5030327281), (7, 2874472732), (14, 1437236366), (28, 718618183), (11317, 1777972), (22634, 888986), (45268, 444493), (63499, 316876), (79219, 253996), (126998, 158438)]