2019439900

素因数分解:

$2^2\times 5^2\times {\mathrm{20194399}}^1$

素因数の和:20194413

約数の個数: 18

約数和(自身を含む): 4382184800

約数和(自身を除く): 2362744900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20194399, 40388798, 80777596, 100971995, 201943990, 403887980, 504859975, 1009719950, 2019439900]

約数ペア:

[(1, 2019439900), (2, 1009719950), (4, 504859975), (5, 403887980), (10, 201943990), (20, 100971995), (25, 80777596), (50, 40388798), (100, 20194399)]