20148908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1663}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 38158848

約数和(自身を除く): 18009940

約数列:

[1, 2, 4, 13, 26, 52, 233, 466, 932, 1663, 3029, 3326, 6058, 6652, 12116, 21619, 43238, 86476, 387479, 774958, 1549916, 5037227, 10074454, 20148908]

約数ペア:

[(1, 20148908), (2, 10074454), (4, 5037227), (13, 1549916), (26, 774958), (52, 387479), (233, 86476), (466, 43238), (932, 21619), (1663, 12116), (3029, 6652), (3326, 6058)]