19708380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36497}}^1$

素因数の和:36515

約数の個数: 48

約数和(自身を含む): 61316640

約数和(自身を除く): 41608260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36497, 72994, 109491, 145988, 182485, 218982, 328473, 364970, 437964, 547455, 656946, 729940, 985419, 1094910, 1313892, 1642365, 1970838, 2189820, 3284730, 3941676, 4927095, 6569460, 9854190, 19708380]

約数ペア:

[(1, 19708380), (2, 9854190), (3, 6569460), (4, 4927095), (5, 3941676), (6, 3284730), (9, 2189820), (10, 1970838), (12, 1642365), (15, 1313892), (18, 1094910), (20, 985419), (27, 729940), (30, 656946), (36, 547455), (45, 437964), (54, 364970), (60, 328473), (90, 218982), (108, 182485), (135, 145988), (180, 109491), (270, 72994), (540, 36497)]