20006870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2297}}^1$

素因数の和:2384

約数の個数: 32

約数和(自身を含む): 39378528

約数和(自身を除く): 19371658

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 2297, 4355, 4594, 8710, 11485, 22970, 29861, 59722, 149305, 153899, 298610, 307798, 769495, 1538990, 2000687, 4001374, 10003435, 20006870]

約数ペア:

[(1, 20006870), (2, 10003435), (5, 4001374), (10, 2000687), (13, 1538990), (26, 769495), (65, 307798), (67, 298610), (130, 153899), (134, 149305), (335, 59722), (670, 29861), (871, 22970), (1742, 11485), (2297, 8710), (4355, 4594)]