18194560

素因数分解:

$2^7\times 5^1\times {\mathrm{28429}}^1$

素因数の和:28448

約数の個数: 32

約数和(自身を含む): 43497900

約数和(自身を除く): 25303340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28429, 56858, 113716, 142145, 227432, 284290, 454864, 568580, 909728, 1137160, 1819456, 2274320, 3638912, 4548640, 9097280, 18194560]

約数ペア:

[(1, 18194560), (2, 9097280), (4, 4548640), (5, 3638912), (8, 2274320), (10, 1819456), (16, 1137160), (20, 909728), (32, 568580), (40, 454864), (64, 284290), (80, 227432), (128, 142145), (160, 113716), (320, 56858), (640, 28429)]