17917424

素因数分解:

$2^4\times 7^1\times {\mathrm{159977}}^1$

素因数の和:159992

約数の個数: 20

約数和(自身を含む): 39674544

約数和(自身を除く): 21757120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 159977, 319954, 639908, 1119839, 1279816, 2239678, 2559632, 4479356, 8958712, 17917424]

約数ペア:

[(1, 17917424), (2, 8958712), (4, 4479356), (7, 2559632), (8, 2239678), (14, 1279816), (16, 1119839), (28, 639908), (56, 319954), (112, 159977)]