20305432

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5107}}^1$

素因数の和:5191

約数の個数: 32

約数和(自身を含む): 44133120

約数和(自身を除く): 23827688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 5107, 10214, 20428, 35749, 40856, 71498, 142996, 285992, 362597, 725194, 1450388, 2538179, 2900776, 5076358, 10152716, 20305432]

約数ペア:

[(1, 20305432), (2, 10152716), (4, 5076358), (7, 2900776), (8, 2538179), (14, 1450388), (28, 725194), (56, 362597), (71, 285992), (142, 142996), (284, 71498), (497, 40856), (568, 35749), (994, 20428), (1988, 10214), (3976, 5107)]