20172815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{617}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 26163648

約数和(自身を除く): 5990833

約数列:

[1, 5, 13, 65, 503, 617, 2515, 3085, 6539, 8021, 32695, 40105, 310351, 1551755, 4034563, 20172815]

約数ペア:

[(1, 20172815), (5, 4034563), (13, 1551755), (65, 310351), (503, 40105), (617, 32695), (2515, 8021), (3085, 6539)]