19496659

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 24718848

約数和(自身を除く): 5222189

約数列:

[1, 7, 13, 49, 91, 127, 241, 637, 889, 1651, 1687, 3133, 6223, 11557, 11809, 21931, 30607, 80899, 153517, 214249, 397891, 1499743, 2785237, 19496659]

約数ペア:

[(1, 19496659), (7, 2785237), (13, 1499743), (49, 397891), (91, 214249), (127, 153517), (241, 80899), (637, 30607), (889, 21931), (1651, 11809), (1687, 11557), (3133, 6223)]