19135580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20357}}^1$

素因数の和:20413

約数の個数: 24

約数和(自身を含む): 41041728

約数和(自身を除く): 21906148

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 20357, 40714, 81428, 101785, 203570, 407140, 956779, 1913558, 3827116, 4783895, 9567790, 19135580]

約数ペア:

[(1, 19135580), (2, 9567790), (4, 4783895), (5, 3827116), (10, 1913558), (20, 956779), (47, 407140), (94, 203570), (188, 101785), (235, 81428), (470, 40714), (940, 20357)]