19450940

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3511}}^1$

素因数の和:3797

約数の個数: 24

約数和(自身を含む): 41006112

約数和(自身を除く): 21555172

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 3511, 5540, 7022, 14044, 17555, 35110, 70220, 972547, 1945094, 3890188, 4862735, 9725470, 19450940]

約数ペア:

[(1, 19450940), (2, 9725470), (4, 4862735), (5, 3890188), (10, 1945094), (20, 972547), (277, 70220), (554, 35110), (1108, 17555), (1385, 14044), (2770, 7022), (3511, 5540)]