19619660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{33827}}^1$

素因数の和:33865

約数の個数: 24

約数和(自身を含む): 42623280

約数和(自身を除く): 23003620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 33827, 67654, 135308, 169135, 338270, 676540, 980983, 1961966, 3923932, 4904915, 9809830, 19619660]

約数ペア:

[(1, 19619660), (2, 9809830), (4, 4904915), (5, 3923932), (10, 1961966), (20, 980983), (29, 676540), (58, 338270), (116, 169135), (145, 135308), (290, 67654), (580, 33827)]