20608328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6833}}^1$

素因数の和:6881

約数の個数: 32

約数和(自身を含む): 43054200

約数和(自身を除く): 22445872

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 6833, 13666, 27332, 54664, 88829, 177658, 198157, 355316, 396314, 710632, 792628, 1585256, 2576041, 5152082, 10304164, 20608328]

約数ペア:

[(1, 20608328), (2, 10304164), (4, 5152082), (8, 2576041), (13, 1585256), (26, 792628), (29, 710632), (52, 396314), (58, 355316), (104, 198157), (116, 177658), (232, 88829), (377, 54664), (754, 27332), (1508, 13666), (3016, 6833)]