18475984

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5087}}^1$

素因数の和:5322

約数の個数: 20

約数和(自身を含む): 35961984

約数和(自身を除く): 17486000

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5087, 10174, 20348, 40696, 81392, 1154749, 2309498, 4618996, 9237992, 18475984]

約数ペア:

[(1, 18475984), (2, 9237992), (4, 4618996), (8, 2309498), (16, 1154749), (227, 81392), (454, 40696), (908, 20348), (1816, 10174), (3632, 5087)]