20959364

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{563}}^1$

素因数の和:835

約数の個数: 24

約数和(自身を含む): 37806048

約数和(自身を除く): 16846684

約数列:

[1, 2, 4, 41, 82, 164, 227, 454, 563, 908, 1126, 2252, 9307, 18614, 23083, 37228, 46166, 92332, 127801, 255602, 511204, 5239841, 10479682, 20959364]

約数ペア:

[(1, 20959364), (2, 10479682), (4, 5239841), (41, 511204), (82, 255602), (164, 127801), (227, 92332), (454, 46166), (563, 37228), (908, 23083), (1126, 18614), (2252, 9307)]