20785808

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{44797}}^1$

素因数の和:44834

約数の個数: 20

約数和(自身を含む): 41662140

約数和(自身を除く): 20876332

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 44797, 89594, 179188, 358376, 716752, 1299113, 2598226, 5196452, 10392904, 20785808]

約数ペア:

[(1, 20785808), (2, 10392904), (4, 5196452), (8, 2598226), (16, 1299113), (29, 716752), (58, 358376), (116, 179188), (232, 89594), (464, 44797)]