19828806

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{143687}}^1$

素因数の和:143715

約数の個数: 16

約数和(自身を含む): 41382144

約数和(自身を除く): 21553338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 143687, 287374, 431061, 862122, 3304801, 6609602, 9914403, 19828806]

約数ペア:

[(1, 19828806), (2, 9914403), (3, 6609602), (6, 3304801), (23, 862122), (46, 431061), (69, 287374), (138, 143687)]