19994615410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{73561}}^1$

素因数の和:73939

約数の個数: 64

約数和(自身を含む): 44998758144

約数和(自身を除く): 25004142734

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 353, 385, 706, 770, 1765, 2471, 3530, 3883, 4942, 7766, 12355, 19415, 24710, 27181, 38830, 54362, 73561, 135905, 147122, 271810, 367805, 514927, 735610, 809171, 1029854, 1618342, 2574635, 4045855, 5149270, 5664197, 8091710, 11328394, 25967033, 28320985, 51934066, 56641970, 129835165, 181769231, 259670330, 285637363, 363538462, 571274726, 908846155, 1428186815, 1817692310, 1999461541, 2856373630, 3998923082, 9997307705, 19994615410]

約数ペア:

[(1, 19994615410), (2, 9997307705), (5, 3998923082), (7, 2856373630), (10, 1999461541), (11, 1817692310), (14, 1428186815), (22, 908846155), (35, 571274726), (55, 363538462), (70, 285637363), (77, 259670330), (110, 181769231), (154, 129835165), (353, 56641970), (385, 51934066), (706, 28320985), (770, 25967033), (1765, 11328394), (2471, 8091710), (3530, 5664197), (3883, 5149270), (4942, 4045855), (7766, 2574635), (12355, 1618342), (19415, 1029854), (24710, 809171), (27181, 735610), (38830, 514927), (54362, 367805), (73561, 271810), (135905, 147122)]