18338704

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{17107}}^1$

素因数の和:17182

約数の個数: 20

約数和(自身を含む): 36063664

約数和(自身を除く): 17724960

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 17107, 34214, 68428, 136856, 273712, 1146169, 2292338, 4584676, 9169352, 18338704]

約数ペア:

[(1, 18338704), (2, 9169352), (4, 4584676), (8, 2292338), (16, 1146169), (67, 273712), (134, 136856), (268, 68428), (536, 34214), (1072, 17107)]