38640965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 53913600

約数和(自身を除く): 15272635

約数列:

[1, 5, 11, 19, 55, 95, 103, 209, 359, 515, 1045, 1133, 1795, 1957, 3949, 5665, 6821, 9785, 19745, 21527, 34105, 36977, 75031, 107635, 184885, 375155, 406747, 702563, 2033735, 3512815, 7728193, 38640965]

約数ペア:

[(1, 38640965), (5, 7728193), (11, 3512815), (19, 2033735), (55, 702563), (95, 406747), (103, 375155), (209, 184885), (359, 107635), (515, 75031), (1045, 36977), (1133, 34105), (1795, 21527), (1957, 19745), (3949, 9785), (5665, 6821)]