918883604

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{1997}}^1\times {\mathrm{3109}}^1$

素因数の和:5147

約数の個数: 24

約数和(自身を含む): 1652865480

約数和(自身を除く): 733981876

約数列:

[1, 2, 4, 37, 74, 148, 1997, 3109, 3994, 6218, 7988, 12436, 73889, 115033, 147778, 230066, 295556, 460132, 6208673, 12417346, 24834692, 229720901, 459441802, 918883604]

約数ペア:

[(1, 918883604), (2, 459441802), (4, 229720901), (37, 24834692), (74, 12417346), (148, 6208673), (1997, 460132), (3109, 295556), (3994, 230066), (6218, 147778), (7988, 115033), (12436, 73889)]