20943670755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{526289}}^1$

素因数の和:526683

約数の個数: 32

約数和(自身を含む): 38398118400

約数和(自身を除く): 17454447645

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 379, 1137, 1895, 2653, 5685, 7959, 13265, 39795, 526289, 1578867, 2631445, 3684023, 7894335, 11052069, 18420115, 55260345, 199463531, 598390593, 997317655, 1396244717, 2991952965, 4188734151, 6981223585, 20943670755]

約数ペア:

[(1, 20943670755), (3, 6981223585), (5, 4188734151), (7, 2991952965), (15, 1396244717), (21, 997317655), (35, 598390593), (105, 199463531), (379, 55260345), (1137, 18420115), (1895, 11052069), (2653, 7894335), (5685, 3684023), (7959, 2631445), (13265, 1578867), (39795, 526289)]