20199428192

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{14679817}}^1$

素因数の和:14679870

約数の個数: 24

約数和(自身を含む): 40692455496

約数和(自身を除く): 20493027304

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 14679817, 29359634, 58719268, 117438536, 234877072, 469754144, 631232131, 1262464262, 2524928524, 5049857048, 10099714096, 20199428192]

約数ペア:

[(1, 20199428192), (2, 10099714096), (4, 5049857048), (8, 2524928524), (16, 1262464262), (32, 631232131), (43, 469754144), (86, 234877072), (172, 117438536), (344, 58719268), (688, 29359634), (1376, 14679817)]