1815133970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{20443}}^1$

素因数の和:21146

約数の個数: 32

約数和(自身を含む): 3523891392

約数和(自身を除く): 1708757422

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 683, 1366, 3415, 6830, 8879, 17758, 20443, 40886, 44395, 88790, 102215, 204430, 265759, 531518, 1328795, 2657590, 13962569, 27925138, 69812845, 139625690, 181513397, 363026794, 907566985, 1815133970]

約数ペア:

[(1, 1815133970), (2, 907566985), (5, 363026794), (10, 181513397), (13, 139625690), (26, 69812845), (65, 27925138), (130, 13962569), (683, 2657590), (1366, 1328795), (3415, 531518), (6830, 265759), (8879, 204430), (17758, 102215), (20443, 88790), (40886, 44395)]