12920268

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{8219}}^1$

素因数の和:8357

約数の個数: 24

約数和(自身を含む): 30381120

約数和(自身を除く): 17460852

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 8219, 16438, 24657, 32876, 49314, 98628, 1076689, 2153378, 3230067, 4306756, 6460134, 12920268]

約数ペア:

[(1, 12920268), (2, 6460134), (3, 4306756), (4, 3230067), (6, 2153378), (12, 1076689), (131, 98628), (262, 49314), (393, 32876), (524, 24657), (786, 16438), (1572, 8219)]