20303115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10177}}^1$

素因数の和:10211

約数の個数: 32

約数和(自身を含む): 39083520

約数和(自身を除く): 18780405

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 10177, 30531, 50885, 71239, 152655, 193363, 213717, 356195, 580089, 966815, 1068585, 1353541, 2900445, 4060623, 6767705, 20303115]

約数ペア:

[(1, 20303115), (3, 6767705), (5, 4060623), (7, 2900445), (15, 1353541), (19, 1068585), (21, 966815), (35, 580089), (57, 356195), (95, 213717), (105, 193363), (133, 152655), (285, 71239), (399, 50885), (665, 30531), (1995, 10177)]