20879790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1103}}^1$

素因数の和:1744

約数の個数: 32

約数和(自身を含む): 50236416

約数和(自身を除く): 29356626

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 631, 1103, 1262, 1893, 2206, 3155, 3309, 3786, 5515, 6310, 6618, 9465, 11030, 16545, 18930, 33090, 695993, 1391986, 2087979, 3479965, 4175958, 6959930, 10439895, 20879790]

約数ペア:

[(1, 20879790), (2, 10439895), (3, 6959930), (5, 4175958), (6, 3479965), (10, 2087979), (15, 1391986), (30, 695993), (631, 33090), (1103, 18930), (1262, 16545), (1893, 11030), (2206, 9465), (3155, 6618), (3309, 6310), (3786, 5515)]