20544849

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1973}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 32334120

約数和(自身を除く): 11789271

約数列:

[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 1973, 3471, 5919, 10413, 17757, 25649, 76947, 175597, 230841, 526791, 1580373, 2282761, 6848283, 20544849]

約数ペア:

[(1, 20544849), (3, 6848283), (9, 2282761), (13, 1580373), (39, 526791), (89, 230841), (117, 175597), (267, 76947), (801, 25649), (1157, 17757), (1973, 10413), (3471, 5919)]