16904504

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 32743920

約数和(自身を除く): 15839416

約数列:

[1, 2, 4, 8, 43, 86, 157, 172, 313, 314, 344, 626, 628, 1252, 1256, 2504, 6751, 13459, 13502, 26918, 27004, 49141, 53836, 54008, 98282, 107672, 196564, 393128, 2113063, 4226126, 8452252, 16904504]

約数ペア:

[(1, 16904504), (2, 8452252), (4, 4226126), (8, 2113063), (43, 393128), (86, 196564), (157, 107672), (172, 98282), (313, 54008), (314, 53836), (344, 49141), (626, 27004), (628, 26918), (1252, 13502), (1256, 13459), (2504, 6751)]