19948376

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11491}}^1$

素因数の和:11535

約数の個数: 32

約数和(自身を含む): 44129280

約数和(自身を除く): 24180904

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 11491, 22982, 45964, 80437, 91928, 160874, 321748, 356221, 643496, 712442, 1424884, 2493547, 2849768, 4987094, 9974188, 19948376]

約数ペア:

[(1, 19948376), (2, 9974188), (4, 4987094), (7, 2849768), (8, 2493547), (14, 1424884), (28, 712442), (31, 643496), (56, 356221), (62, 321748), (124, 160874), (217, 91928), (248, 80437), (434, 45964), (868, 22982), (1736, 11491)]