20219774007

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2131}}^1\times {\mathrm{8089}}^1$

素因数の和:10263

約数の個数: 32

約数和(自身を含む): 29804336640

約数和(自身を除く): 9584562633

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 2131, 6393, 8089, 24267, 36227, 49013, 108681, 137513, 147039, 186047, 412539, 558141, 833221, 2499663, 3162799, 9488397, 17237659, 51712977, 293040203, 396466157, 879120609, 1189398471, 6739924669, 20219774007]

約数ペア:

[(1, 20219774007), (3, 6739924669), (17, 1189398471), (23, 879120609), (51, 396466157), (69, 293040203), (391, 51712977), (1173, 17237659), (2131, 9488397), (6393, 3162799), (8089, 2499663), (24267, 833221), (36227, 558141), (49013, 412539), (108681, 186047), (137513, 147039)]