18973674

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{919}}^1$

素因数の和:995

約数の個数: 48

約数和(自身を含む): 43630080

約数和(自身を除く): 24656406

約数列:

[1, 2, 3, 6, 9, 18, 31, 37, 62, 74, 93, 111, 186, 222, 279, 333, 558, 666, 919, 1147, 1838, 2294, 2757, 3441, 5514, 6882, 8271, 10323, 16542, 20646, 28489, 34003, 56978, 68006, 85467, 102009, 170934, 204018, 256401, 306027, 512802, 612054, 1054093, 2108186, 3162279, 6324558, 9486837, 18973674]

約数ペア:

[(1, 18973674), (2, 9486837), (3, 6324558), (6, 3162279), (9, 2108186), (18, 1054093), (31, 612054), (37, 512802), (62, 306027), (74, 256401), (93, 204018), (111, 170934), (186, 102009), (222, 85467), (279, 68006), (333, 56978), (558, 34003), (666, 28489), (919, 20646), (1147, 16542), (1838, 10323), (2294, 8271), (2757, 6882), (3441, 5514)]