20772315

素因数分解:

$3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1019}}^1$

素因数の和:1184

約数の個数: 32

約数和(自身を含む): 37209600

約数和(自身を除く): 16437285

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151, 453, 755, 1019, 1359, 2265, 3057, 4077, 5095, 6795, 9171, 15285, 20385, 27513, 45855, 137565, 153869, 461607, 769345, 1384821, 2308035, 4154463, 6924105, 20772315]

約数ペア:

[(1, 20772315), (3, 6924105), (5, 4154463), (9, 2308035), (15, 1384821), (27, 769345), (45, 461607), (135, 153869), (151, 137565), (453, 45855), (755, 27513), (1019, 20385), (1359, 15285), (2265, 9171), (3057, 6795), (4077, 5095)]