20590036

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{563}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 37142784

約数和(自身を除く): 16552748

約数列:

[1, 2, 4, 41, 82, 164, 223, 446, 563, 892, 1126, 2252, 9143, 18286, 23083, 36572, 46166, 92332, 125549, 251098, 502196, 5147509, 10295018, 20590036]

約数ペア:

[(1, 20590036), (2, 10295018), (4, 5147509), (41, 502196), (82, 251098), (164, 125549), (223, 92332), (446, 46166), (563, 36572), (892, 23083), (1126, 18286), (2252, 9143)]