19723466

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61253}}^1$

素因数の和:61285

約数の個数: 16

約数和(自身を含む): 35282304

約数和(自身を除く): 15558838

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 61253, 122506, 428771, 857542, 1408819, 2817638, 9861733, 19723466]

約数ペア:

[(1, 19723466), (2, 9861733), (7, 2817638), (14, 1408819), (23, 857542), (46, 428771), (161, 122506), (322, 61253)]