1689069904

素因数分解:

$2^4\times {\mathrm{19}}^3\times {\mathrm{15391}}^1$

素因数の和:15456

約数の個数: 40

約数和(自身を含む): 3454580480

約数和(自身を除く): 1765510576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 6859, 13718, 15391, 27436, 30782, 54872, 61564, 109744, 123128, 246256, 292429, 584858, 1169716, 2339432, 4678864, 5556151, 11112302, 22224604, 44449208, 88898416, 105566869, 211133738, 422267476, 844534952, 1689069904]

約数ペア:

[(1, 1689069904), (2, 844534952), (4, 422267476), (8, 211133738), (16, 105566869), (19, 88898416), (38, 44449208), (76, 22224604), (152, 11112302), (304, 5556151), (361, 4678864), (722, 2339432), (1444, 1169716), (2888, 584858), (5776, 292429), (6859, 246256), (13718, 123128), (15391, 109744), (27436, 61564), (30782, 54872)]