18013904

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{26183}}^1$

素因数の和:26234

約数の個数: 20

約数和(自身を含む): 35714976

約数和(自身を除く): 17701072

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 26183, 52366, 104732, 209464, 418928, 1125869, 2251738, 4503476, 9006952, 18013904]

約数ペア:

[(1, 18013904), (2, 9006952), (4, 4503476), (8, 2251738), (16, 1125869), (43, 418928), (86, 209464), (172, 104732), (344, 52366), (688, 26183)]