13111820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6491}}^1$

素因数の和:6601

約数の個数: 24

約数和(自身を含む): 27811728

約数和(自身を除く): 14699908

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 6491, 12982, 25964, 32455, 64910, 129820, 655591, 1311182, 2622364, 3277955, 6555910, 13111820]

約数ペア:

[(1, 13111820), (2, 6555910), (4, 3277955), (5, 2622364), (10, 1311182), (20, 655591), (101, 129820), (202, 64910), (404, 32455), (505, 25964), (1010, 12982), (2020, 6491)]