19464580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20707}}^1$

素因数の和:20763

約数の個数: 24

約数和(自身を含む): 41747328

約数和(自身を除く): 22282748

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 20707, 41414, 82828, 103535, 207070, 414140, 973229, 1946458, 3892916, 4866145, 9732290, 19464580]

約数ペア:

[(1, 19464580), (2, 9732290), (4, 4866145), (5, 3892916), (10, 1946458), (20, 973229), (47, 414140), (94, 207070), (188, 103535), (235, 82828), (470, 41414), (940, 20707)]