642134772

素因数分解:

$2^2\times 3^2\times {\mathrm{1999}}^1\times {\mathrm{8923}}^1$

素因数の和:10932

約数の個数: 36

約数和(自身を含む): 1624168000

約数和(自身を除く): 982033228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1999, 3998, 5997, 7996, 8923, 11994, 17846, 17991, 23988, 26769, 35692, 35982, 53538, 71964, 80307, 107076, 160614, 321228, 17837077, 35674154, 53511231, 71348308, 107022462, 160533693, 214044924, 321067386, 642134772]

約数ペア:

[(1, 642134772), (2, 321067386), (3, 214044924), (4, 160533693), (6, 107022462), (9, 71348308), (12, 53511231), (18, 35674154), (36, 17837077), (1999, 321228), (3998, 160614), (5997, 107076), (7996, 80307), (8923, 71964), (11994, 53538), (17846, 35982), (17991, 35692), (23988, 26769)]