1900989855

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{594989}}^1$

素因数の和:595071

約数の個数: 24

約数和(自身を含む): 3341463840

約数和(自身を除く): 1440473985

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 594989, 1784967, 2974945, 5354901, 8924835, 26774505, 42244219, 126732657, 211221095, 380197971, 633663285, 1900989855]

約数ペア:

[(1, 1900989855), (3, 633663285), (5, 380197971), (9, 211221095), (15, 126732657), (45, 42244219), (71, 26774505), (213, 8924835), (355, 5354901), (639, 2974945), (1065, 1784967), (3195, 594989)]