19909144

素因数分解:

$2^3\times {\mathrm{73}}^2\times {\mathrm{467}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 37929060

約数和(自身を除く): 18019916

約数列:

[1, 2, 4, 8, 73, 146, 292, 467, 584, 934, 1868, 3736, 5329, 10658, 21316, 34091, 42632, 68182, 136364, 272728, 2488643, 4977286, 9954572, 19909144]

約数ペア:

[(1, 19909144), (2, 9954572), (4, 4977286), (8, 2488643), (73, 272728), (146, 136364), (292, 68182), (467, 42632), (584, 34091), (934, 21316), (1868, 10658), (3736, 5329)]