19227140

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1777}}^1$

素因数の和:2327

約数の個数: 24

約数和(自身を含む): 40474392

約数和(自身を除く): 21247252

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 1777, 2164, 2705, 3554, 5410, 7108, 8885, 10820, 17770, 35540, 961357, 1922714, 3845428, 4806785, 9613570, 19227140]

約数ペア:

[(1, 19227140), (2, 9613570), (4, 4806785), (5, 3845428), (10, 1922714), (20, 961357), (541, 35540), (1082, 17770), (1777, 10820), (2164, 8885), (2705, 7108), (3554, 5410)]