187420180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{493211}}^1$

素因数の和:493239

約数の個数: 24

約数和(自身を含む): 414298080

約数和(自身を除く): 226877900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 493211, 986422, 1972844, 2466055, 4932110, 9371009, 9864220, 18742018, 37484036, 46855045, 93710090, 187420180]

約数ペア:

[(1, 187420180), (2, 93710090), (4, 46855045), (5, 37484036), (10, 18742018), (19, 9864220), (20, 9371009), (38, 4932110), (76, 2466055), (95, 1972844), (190, 986422), (380, 493211)]