18543260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{54539}}^1$

素因数の和:54565

約数の個数: 24

約数和(自身を含む): 41232240

約数和(自身を除く): 22688980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 54539, 109078, 218156, 272695, 545390, 927163, 1090780, 1854326, 3708652, 4635815, 9271630, 18543260]

約数ペア:

[(1, 18543260), (2, 9271630), (4, 4635815), (5, 3708652), (10, 1854326), (17, 1090780), (20, 927163), (34, 545390), (68, 272695), (85, 218156), (170, 109078), (340, 54539)]