19975241

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3407}}^1$

素因数の和:3472

約数の個数: 16

約数和(自身を含む): 24046848

約数和(自身を除く): 4071607

約数列:

[1, 11, 13, 41, 143, 451, 533, 3407, 5863, 37477, 44291, 139687, 487201, 1536557, 1815931, 19975241]

約数ペア:

[(1, 19975241), (11, 1815931), (13, 1536557), (41, 487201), (143, 139687), (451, 44291), (533, 37477), (3407, 5863)]