19877598

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{84947}}^1$

素因数の和:84968

約数の個数: 24

約数和(自身を含む): 46381608

約数和(自身を除く): 26504010

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 84947, 169894, 254841, 509682, 764523, 1104311, 1529046, 2208622, 3312933, 6625866, 9938799, 19877598]

約数ペア:

[(1, 19877598), (2, 9938799), (3, 6625866), (6, 3312933), (9, 2208622), (13, 1529046), (18, 1104311), (26, 764523), (39, 509682), (78, 254841), (117, 169894), (234, 84947)]