20174766865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1\times {\mathrm{11969}}^1$

素因数の和:13617

約数の個数: 32

約数和(自身を含む): 27820195200

約数和(自身を除く): 7645428335

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1613, 8065, 11969, 17743, 30647, 59845, 88715, 131659, 153235, 227411, 337117, 658295, 1137055, 1685585, 2501521, 12507605, 19305997, 96529985, 212365967, 366813943, 1061829835, 1834069715, 4034953373, 20174766865]

約数ペア:

[(1, 20174766865), (5, 4034953373), (11, 1834069715), (19, 1061829835), (55, 366813943), (95, 212365967), (209, 96529985), (1045, 19305997), (1613, 12507605), (8065, 2501521), (11969, 1685585), (17743, 1137055), (30647, 658295), (59845, 337117), (88715, 227411), (131659, 153235)]