19657001

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11369}}^1$

素因数の和:11408

約数の個数: 16

約数和(自身を含む): 25468800

約数和(自身を除く): 5811799

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 11369, 79583, 147797, 216011, 1034579, 1512077, 2808143, 19657001]

約数ペア:

[(1, 19657001), (7, 2808143), (13, 1512077), (19, 1034579), (91, 216011), (133, 147797), (247, 79583), (1729, 11369)]