161884180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{426011}}^1$

素因数の和:426039

約数の個数: 24

約数和(自身を含む): 357850080

約数和(自身を除く): 195965900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 426011, 852022, 1704044, 2130055, 4260110, 8094209, 8520220, 16188418, 32376836, 40471045, 80942090, 161884180]

約数ペア:

[(1, 161884180), (2, 80942090), (4, 40471045), (5, 32376836), (10, 16188418), (19, 8520220), (20, 8094209), (38, 4260110), (76, 2130055), (95, 1704044), (190, 852022), (380, 426011)]