19229620

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1459}}^1$

素因数の和:2127

約数の個数: 24

約数和(自身を含む): 40471200

約数和(自身を除く): 21241580

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 1459, 2636, 2918, 3295, 5836, 6590, 7295, 13180, 14590, 29180, 961481, 1922962, 3845924, 4807405, 9614810, 19229620]

約数ペア:

[(1, 19229620), (2, 9614810), (4, 4807405), (5, 3845924), (10, 1922962), (20, 961481), (659, 29180), (1318, 14590), (1459, 13180), (2636, 7295), (2918, 6590), (3295, 5836)]