23157212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1997}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 43860096

約数和(自身を除く): 20702884

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 1997, 2899, 3994, 5798, 7988, 11596, 25961, 51922, 103844, 445331, 890662, 1781324, 5789303, 11578606, 23157212]

約数ペア:

[(1, 23157212), (2, 11578606), (4, 5789303), (13, 1781324), (26, 890662), (52, 445331), (223, 103844), (446, 51922), (892, 25961), (1997, 11596), (2899, 7988), (3994, 5798)]