2019921818

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1\times {\mathrm{967}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 3146356224

約数和(自身を除く): 1126434406

約数列:

[1, 2, 43, 86, 107, 214, 227, 454, 967, 1934, 4601, 9202, 9761, 19522, 24289, 41581, 48578, 83162, 103469, 206938, 219509, 439018, 1044427, 2088854, 4449167, 8898334, 9438887, 18877774, 23487463, 46974926, 1009960909, 2019921818]

約数ペア:

[(1, 2019921818), (2, 1009960909), (43, 46974926), (86, 23487463), (107, 18877774), (214, 9438887), (227, 8898334), (454, 4449167), (967, 2088854), (1934, 1044427), (4601, 439018), (9202, 219509), (9761, 206938), (19522, 103469), (24289, 83162), (41581, 48578)]