20630445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1289}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 36408960

約数和(自身を除く): 15778515

約数列:

[1, 3, 5, 11, 15, 33, 55, 97, 165, 291, 485, 1067, 1289, 1455, 3201, 3867, 5335, 6445, 14179, 16005, 19335, 42537, 70895, 125033, 212685, 375099, 625165, 1375363, 1875495, 4126089, 6876815, 20630445]

約数ペア:

[(1, 20630445), (3, 6876815), (5, 4126089), (11, 1875495), (15, 1375363), (33, 625165), (55, 375099), (97, 212685), (165, 125033), (291, 70895), (485, 42537), (1067, 19335), (1289, 16005), (1455, 14179), (3201, 6445), (3867, 5335)]