201945433090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{226904981}}^1$

素因数の和:226905077

約数の個数: 16

約数和(自身を含む): 367586070840

約数和(自身を除く): 165640637750

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 226904981, 453809962, 1134524905, 2269049810, 20194543309, 40389086618, 100972716545, 201945433090]

約数ペア:

[(1, 201945433090), (2, 100972716545), (5, 40389086618), (10, 20194543309), (89, 2269049810), (178, 1134524905), (445, 453809962), (890, 226904981)]