19385475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6011}}^1$

素因数の和:6067

約数の個数: 24

約数和(自身を含む): 32801472

約数和(自身を除く): 13415997

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 6011, 18033, 30055, 90165, 150275, 258473, 450825, 775419, 1292365, 3877095, 6461825, 19385475]

約数ペア:

[(1, 19385475), (3, 6461825), (5, 3877095), (15, 1292365), (25, 775419), (43, 450825), (75, 258473), (129, 150275), (215, 90165), (645, 30055), (1075, 18033), (3225, 6011)]