667718192

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{300233}}^1$

素因数の和:300380

約数の個数: 20

約数和(自身を含む): 1303015560

約数和(自身を除く): 635297368

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 300233, 600466, 1200932, 2401864, 4803728, 41732387, 83464774, 166929548, 333859096, 667718192]

約数ペア:

[(1, 667718192), (2, 333859096), (4, 166929548), (8, 83464774), (16, 41732387), (139, 4803728), (278, 2401864), (556, 1200932), (1112, 600466), (2224, 300233)]