20004012287

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{204517}}^1$

素因数の和:204770

約数の個数: 16

約数和(自身を含む): 23265967680

約数和(自身を除く): 3261955393

約数列:

[1, 7, 89, 157, 623, 1099, 13973, 97811, 204517, 1431619, 18202013, 32109169, 127414091, 224764183, 2857716041, 20004012287]

約数ペア:

[(1, 20004012287), (7, 2857716041), (89, 224764183), (157, 127414091), (623, 32109169), (1099, 18202013), (13973, 1431619), (97811, 204517)]