19555844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63493}}^1$

素因数の和:63515

約数の個数: 24

約数和(自身を含む): 42667968

約数和(自身を除く): 23112124

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 63493, 126986, 253972, 444451, 698423, 888902, 1396846, 1777804, 2793692, 4888961, 9777922, 19555844]

約数ペア:

[(1, 19555844), (2, 9777922), (4, 4888961), (7, 2793692), (11, 1777804), (14, 1396846), (22, 888902), (28, 698423), (44, 444451), (77, 253972), (154, 126986), (308, 63493)]