20778570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{230873}}^1$

素因数の和:230886

約数の個数: 24

約数和(自身を含む): 54024516

約数和(自身を除く): 33245946

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 230873, 461746, 692619, 1154365, 1385238, 2077857, 2308730, 3463095, 4155714, 6926190, 10389285, 20778570]

約数ペア:

[(1, 20778570), (2, 10389285), (3, 6926190), (5, 4155714), (6, 3463095), (9, 2308730), (10, 2077857), (15, 1385238), (18, 1154365), (30, 692619), (45, 461746), (90, 230873)]