19766305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7417}}^1$

素因数の和:7476

約数の個数: 16

約数和(自身を含む): 26170704

約数和(自身を除く): 6404399

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7417, 37085, 96421, 304097, 482105, 1520485, 3953261, 19766305]

約数ペア:

[(1, 19766305), (5, 3953261), (13, 1520485), (41, 482105), (65, 304097), (205, 96421), (533, 37085), (2665, 7417)]