20650813

素因数分解:

${\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 22176000

約数和(自身を除く): 1525187

約数列:

[1, 29, 47, 109, 139, 1363, 3161, 4031, 5123, 6533, 15151, 148567, 189457, 439379, 712097, 20650813]

約数ペア:

[(1, 20650813), (29, 712097), (47, 439379), (109, 189457), (139, 148567), (1363, 15151), (3161, 6533), (4031, 5123)]