19990524390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{666350813}}^1$

素因数の和:666350823

約数の個数: 16

約数和(自身を含む): 47977258608

約数和(自身を除く): 27986734218

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 666350813, 1332701626, 1999052439, 3331754065, 3998104878, 6663508130, 9995262195, 19990524390]

約数ペア:

[(1, 19990524390), (2, 9995262195), (3, 6663508130), (5, 3998104878), (6, 3331754065), (10, 1999052439), (15, 1332701626), (30, 666350813)]