19553020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{26423}}^1$

素因数の和:26469

約数の個数: 24

約数和(自身を含む): 42172704

約数和(自身を除く): 22619684

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 26423, 52846, 105692, 132115, 264230, 528460, 977651, 1955302, 3910604, 4888255, 9776510, 19553020]

約数ペア:

[(1, 19553020), (2, 9776510), (4, 4888255), (5, 3910604), (10, 1955302), (20, 977651), (37, 528460), (74, 264230), (148, 132115), (185, 105692), (370, 52846), (740, 26423)]