19010316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3931}}^1$

素因数の和:3982

約数の個数: 48

約数和(自身を含む): 49323008

約数和(自身を除く): 30312692

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 3931, 4836, 7862, 11793, 15724, 23586, 47172, 51103, 102206, 121861, 153309, 204412, 243722, 306618, 365583, 487444, 613236, 731166, 1462332, 1584193, 3168386, 4752579, 6336772, 9505158, 19010316]

約数ペア:

[(1, 19010316), (2, 9505158), (3, 6336772), (4, 4752579), (6, 3168386), (12, 1584193), (13, 1462332), (26, 731166), (31, 613236), (39, 487444), (52, 365583), (62, 306618), (78, 243722), (93, 204412), (124, 153309), (156, 121861), (186, 102206), (372, 51103), (403, 47172), (806, 23586), (1209, 15724), (1612, 11793), (2418, 7862), (3931, 4836)]