198575420

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{14537}}^1$

素因数の和:15229

約数の個数: 24

約数和(自身を含む): 417647664

約数和(自身を除く): 219072244

約数列:

[1, 2, 4, 5, 10, 20, 683, 1366, 2732, 3415, 6830, 13660, 14537, 29074, 58148, 72685, 145370, 290740, 9928771, 19857542, 39715084, 49643855, 99287710, 198575420]

約数ペア:

[(1, 198575420), (2, 99287710), (4, 49643855), (5, 39715084), (10, 19857542), (20, 9928771), (683, 290740), (1366, 145370), (2732, 72685), (3415, 58148), (6830, 29074), (13660, 14537)]