19219870

素因数分解:

$2^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{3331}}^1$

素因数の和:3915

約数の個数: 16

約数和(自身を含む): 34666128

約数和(自身を除く): 15446258

約数列:

[1, 2, 5, 10, 577, 1154, 2885, 3331, 5770, 6662, 16655, 33310, 1921987, 3843974, 9609935, 19219870]

約数ペア:

[(1, 19219870), (2, 9609935), (5, 3843974), (10, 1921987), (577, 33310), (1154, 16655), (2885, 6662), (3331, 5770)]