20513352

素因数分解:

$2^3\times 3^1\times {\mathrm{659}}^1\times {\mathrm{1297}}^1$

素因数の和:1965

約数の個数: 32

約数和(自身を含む): 51400800

約数和(自身を除く): 30887448

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 659, 1297, 1318, 1977, 2594, 2636, 3891, 3954, 5188, 5272, 7782, 7908, 10376, 15564, 15816, 31128, 854723, 1709446, 2564169, 3418892, 5128338, 6837784, 10256676, 20513352]

約数ペア:

[(1, 20513352), (2, 10256676), (3, 6837784), (4, 5128338), (6, 3418892), (8, 2564169), (12, 1709446), (24, 854723), (659, 31128), (1297, 15816), (1318, 15564), (1977, 10376), (2594, 7908), (2636, 7782), (3891, 5272), (3954, 5188)]