20843326

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12511}}^1$

素因数の和:12544

約数の個数: 24

約数和(自身を含む): 38511936

約数和(自身を除く): 17668610

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 12511, 25022, 87577, 175154, 212687, 425374, 613039, 1226078, 1488809, 2977618, 10421663, 20843326]

約数ペア:

[(1, 20843326), (2, 10421663), (7, 2977618), (14, 1488809), (17, 1226078), (34, 613039), (49, 425374), (98, 212687), (119, 175154), (238, 87577), (833, 25022), (1666, 12511)]