19943839

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 21859200

約数和(自身を除く): 1915361

約数列:

[1, 17, 47, 109, 229, 799, 1853, 3893, 5123, 10763, 24961, 87091, 182971, 424337, 1173167, 19943839]

約数ペア:

[(1, 19943839), (17, 1173167), (47, 424337), (109, 182971), (229, 87091), (799, 24961), (1853, 10763), (3893, 5123)]