20406444

素因数分解:

$2^2\times 3^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 48837600

約数和(自身を除く): 28431156

約数列:

[1, 2, 3, 4, 6, 12, 101, 113, 149, 202, 226, 298, 303, 339, 404, 447, 452, 596, 606, 678, 894, 1212, 1356, 1788, 11413, 15049, 16837, 22826, 30098, 33674, 34239, 45147, 45652, 50511, 60196, 67348, 68478, 90294, 101022, 136956, 180588, 202044, 1700537, 3401074, 5101611, 6802148, 10203222, 20406444]

約数ペア:

[(1, 20406444), (2, 10203222), (3, 6802148), (4, 5101611), (6, 3401074), (12, 1700537), (101, 202044), (113, 180588), (149, 136956), (202, 101022), (226, 90294), (298, 68478), (303, 67348), (339, 60196), (404, 50511), (447, 45652), (452, 45147), (596, 34239), (606, 33674), (678, 30098), (894, 22826), (1212, 16837), (1356, 15049), (1788, 11413)]