20132710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{617}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 39245472

約数和(自身を除く): 19112762

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 251, 502, 617, 1234, 1255, 2510, 3085, 3263, 6170, 6526, 8021, 16042, 16315, 32630, 40105, 80210, 154867, 309734, 774335, 1548670, 2013271, 4026542, 10066355, 20132710]

約数ペア:

[(1, 20132710), (2, 10066355), (5, 4026542), (10, 2013271), (13, 1548670), (26, 774335), (65, 309734), (130, 154867), (251, 80210), (502, 40105), (617, 32630), (1234, 16315), (1255, 16042), (2510, 8021), (3085, 6526), (3263, 6170)]