20285848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7949}}^1$

素因数の和:7995

約数の個数: 32

約数和(自身を含む): 42930000

約数和(自身を除く): 22644152

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 7949, 15898, 31796, 63592, 87439, 174878, 230521, 349756, 461042, 699512, 922084, 1844168, 2535731, 5071462, 10142924, 20285848]

約数ペア:

[(1, 20285848), (2, 10142924), (4, 5071462), (8, 2535731), (11, 1844168), (22, 922084), (29, 699512), (44, 461042), (58, 349756), (88, 230521), (116, 174878), (232, 87439), (319, 63592), (638, 31796), (1276, 15898), (2552, 7949)]