20178026310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51738529}}^1$

素因数の和:51738552

約数の個数: 32

約数和(自身を含む): 52152438240

約数和(自身を除く): 31974411930

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51738529, 103477058, 155215587, 258692645, 310431174, 517385290, 672600877, 776077935, 1345201754, 1552155870, 2017802631, 3363004385, 4035605262, 6726008770, 10089013155, 20178026310]

約数ペア:

[(1, 20178026310), (2, 10089013155), (3, 6726008770), (5, 4035605262), (6, 3363004385), (10, 2017802631), (13, 1552155870), (15, 1345201754), (26, 776077935), (30, 672600877), (39, 517385290), (65, 310431174), (78, 258692645), (130, 155215587), (195, 103477058), (390, 51738529)]