19089645

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 32093184

約数和(自身を除く): 13003539

約数列:

[1, 3, 5, 15, 31, 61, 93, 155, 183, 305, 465, 673, 915, 1891, 2019, 3365, 5673, 9455, 10095, 20863, 28365, 41053, 62589, 104315, 123159, 205265, 312945, 615795, 1272643, 3817929, 6363215, 19089645]

約数ペア:

[(1, 19089645), (3, 6363215), (5, 3817929), (15, 1272643), (31, 615795), (61, 312945), (93, 205265), (155, 123159), (183, 104315), (305, 62589), (465, 41053), (673, 28365), (915, 20863), (1891, 10095), (2019, 9455), (3365, 5673)]