20605142

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{3049}}^1$

素因数の和:3191

約数の個数: 16

約数和(自身を含む): 32208000

約数和(自身を除く): 11602858

約数列:

[1, 2, 31, 62, 109, 218, 3049, 3379, 6098, 6758, 94519, 189038, 332341, 664682, 10302571, 20605142]

約数ペア:

[(1, 20605142), (2, 10302571), (31, 664682), (62, 332341), (109, 189038), (218, 94519), (3049, 6758), (3379, 6098)]