20014771

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2467}}^1$

素因数の和:2554

約数の個数: 16

約数和(自身を含む): 24482560

約数和(自身を除く): 4467789

約数列:

[1, 7, 19, 61, 133, 427, 1159, 2467, 8113, 17269, 46873, 150487, 328111, 1053409, 2859253, 20014771]

約数ペア:

[(1, 20014771), (7, 2859253), (19, 1053409), (61, 328111), (133, 150487), (427, 46873), (1159, 17269), (2467, 8113)]