19863470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{503}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 19327570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 359, 503, 718, 1006, 1795, 2515, 3590, 3949, 5030, 5533, 7898, 11066, 19745, 27665, 39490, 55330, 180577, 361154, 902885, 1805770, 1986347, 3972694, 9931735, 19863470]

約数ペア:

[(1, 19863470), (2, 9931735), (5, 3972694), (10, 1986347), (11, 1805770), (22, 902885), (55, 361154), (110, 180577), (359, 55330), (503, 39490), (718, 27665), (1006, 19745), (1795, 11066), (2515, 7898), (3590, 5533), (3949, 5030)]