20007687

素因数分解:

$3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2699}}^1$

素因数の和:3062

約数の個数: 16

約数和(自身を含む): 30585600

約数和(自身を除く): 10577913

約数列:

[1, 3, 7, 21, 353, 1059, 2471, 2699, 7413, 8097, 18893, 56679, 952747, 2858241, 6669229, 20007687]

約数ペア:

[(1, 20007687), (3, 6669229), (7, 2858241), (21, 952747), (353, 56679), (1059, 18893), (2471, 8097), (2699, 7413)]