20522865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4289}}^1$

素因数の和:4337

約数の個数: 32

約数和(自身を含む): 37065600

約数和(自身を除く): 16542735

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4289, 4785, 12867, 21445, 47179, 64335, 124381, 141537, 235895, 373143, 621905, 707685, 1368191, 1865715, 4104573, 6840955, 20522865]

約数ペア:

[(1, 20522865), (3, 6840955), (5, 4104573), (11, 1865715), (15, 1368191), (29, 707685), (33, 621905), (55, 373143), (87, 235895), (145, 141537), (165, 124381), (319, 64335), (435, 47179), (957, 21445), (1595, 12867), (4289, 4785)]