20657032

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1229}}^1$

素因数の和:1437

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 21851768

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 191, 382, 764, 1229, 1528, 2101, 2458, 4202, 4916, 8404, 9832, 13519, 16808, 27038, 54076, 108152, 234739, 469478, 938956, 1877912, 2582129, 5164258, 10328516, 20657032]

約数ペア:

[(1, 20657032), (2, 10328516), (4, 5164258), (8, 2582129), (11, 1877912), (22, 938956), (44, 469478), (88, 234739), (191, 108152), (382, 54076), (764, 27038), (1229, 16808), (1528, 13519), (2101, 9832), (2458, 8404), (4202, 4916)]