20959824

素因数分解:

$2^4\times 3^1\times {\mathrm{83}}^1\times {\mathrm{5261}}^1$

素因数の和:5355

約数の個数: 40

約数和(自身を含む): 54808992

約数和(自身を除く): 33849168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 83, 166, 249, 332, 498, 664, 996, 1328, 1992, 3984, 5261, 10522, 15783, 21044, 31566, 42088, 63132, 84176, 126264, 252528, 436663, 873326, 1309989, 1746652, 2619978, 3493304, 5239956, 6986608, 10479912, 20959824]

約数ペア:

[(1, 20959824), (2, 10479912), (3, 6986608), (4, 5239956), (6, 3493304), (8, 2619978), (12, 1746652), (16, 1309989), (24, 873326), (48, 436663), (83, 252528), (166, 126264), (249, 84176), (332, 63132), (498, 42088), (664, 31566), (996, 21044), (1328, 15783), (1992, 10522), (3984, 5261)]