18844760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42829}}^1$

素因数の和:42851

約数の個数: 32

約数和(自身を含む): 46256400

約数和(自身を除く): 27411640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 42829, 85658, 171316, 214145, 342632, 428290, 471119, 856580, 942238, 1713160, 1884476, 2355595, 3768952, 4711190, 9422380, 18844760]

約数ペア:

[(1, 18844760), (2, 9422380), (4, 4711190), (5, 3768952), (8, 2355595), (10, 1884476), (11, 1713160), (20, 942238), (22, 856580), (40, 471119), (44, 428290), (55, 342632), (88, 214145), (110, 171316), (220, 85658), (440, 42829)]