20905437477

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{2267}}^1\times {\mathrm{161783}}^1$

素因数の和:164072

約数の個数: 16

約数和(自身を含む): 29354088960

約数和(自身を除く): 8448651483

約数列:

[1, 3, 19, 57, 2267, 6801, 43073, 129219, 161783, 485349, 3073877, 9221631, 366762061, 1100286183, 6968479159, 20905437477]

約数ペア:

[(1, 20905437477), (3, 6968479159), (19, 1100286183), (57, 366762061), (2267, 9221631), (6801, 3073877), (43073, 485349), (129219, 161783)]