2197421212

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{10099}}^1$

素因数の和:10538

約数の個数: 48

約数和(自身を含む): 4637920000

約数和(自身を除く): 2440498788

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 409, 532, 818, 1636, 2863, 5726, 7771, 10099, 11452, 15542, 20198, 31084, 40396, 54397, 70693, 108794, 141386, 191881, 217588, 282772, 383762, 767524, 1343167, 2686334, 4130491, 5372668, 8260982, 16521964, 28913437, 57826874, 78479329, 115653748, 156958658, 313917316, 549355303, 1098710606, 2197421212]

約数ペア:

[(1, 2197421212), (2, 1098710606), (4, 549355303), (7, 313917316), (14, 156958658), (19, 115653748), (28, 78479329), (38, 57826874), (76, 28913437), (133, 16521964), (266, 8260982), (409, 5372668), (532, 4130491), (818, 2686334), (1636, 1343167), (2863, 767524), (5726, 383762), (7771, 282772), (10099, 217588), (11452, 191881), (15542, 141386), (20198, 108794), (31084, 70693), (40396, 54397)]