19395246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{248657}}^1$

素因数の和:248675

約数の個数: 16

約数和(自身を含む): 41774544

約数和(自身を除く): 22379298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 248657, 497314, 745971, 1491942, 3232541, 6465082, 9697623, 19395246]

約数ペア:

[(1, 19395246), (2, 9697623), (3, 6465082), (6, 3232541), (13, 1491942), (26, 745971), (39, 497314), (78, 248657)]