19670440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10463}}^1$

素因数の和:10521

約数の個数: 32

約数和(自身を含む): 45204480

約数和(自身を除く): 25534040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 10463, 20926, 41852, 52315, 83704, 104630, 209260, 418520, 491761, 983522, 1967044, 2458805, 3934088, 4917610, 9835220, 19670440]

約数ペア:

[(1, 19670440), (2, 9835220), (4, 4917610), (5, 3934088), (8, 2458805), (10, 1967044), (20, 983522), (40, 491761), (47, 418520), (94, 209260), (188, 104630), (235, 83704), (376, 52315), (470, 41852), (940, 20926), (1880, 10463)]