28640524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{34259}}^1$

素因数の和:34293

約数の個数: 24

約数和(自身を含む): 57556800

約数和(自身を除く): 28916276

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 34259, 68518, 137036, 376849, 650921, 753698, 1301842, 1507396, 2603684, 7160131, 14320262, 28640524]

約数ペア:

[(1, 28640524), (2, 14320262), (4, 7160131), (11, 2603684), (19, 1507396), (22, 1301842), (38, 753698), (44, 650921), (76, 376849), (209, 137036), (418, 68518), (836, 34259)]