20877416

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5107}}^1$

素因数の和:5193

約数の個数: 32

約数和(自身を含む): 45359040

約数和(自身を除く): 24481624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 5107, 10214, 20428, 35749, 40856, 71498, 142996, 285992, 372811, 745622, 1491244, 2609677, 2982488, 5219354, 10438708, 20877416]

約数ペア:

[(1, 20877416), (2, 10438708), (4, 5219354), (7, 2982488), (8, 2609677), (14, 1491244), (28, 745622), (56, 372811), (73, 285992), (146, 142996), (292, 71498), (511, 40856), (584, 35749), (1022, 20428), (2044, 10214), (4088, 5107)]