19328374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15817}}^1$

素因数の和:15879

約数の個数: 16

約数和(自身を含む): 31889088

約数和(自身を除く): 12560714

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 15817, 31634, 205621, 411242, 743399, 1486798, 9664187, 19328374]

約数ペア:

[(1, 19328374), (2, 9664187), (13, 1486798), (26, 743399), (47, 411242), (94, 205621), (611, 31634), (1222, 15817)]