17868854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 11679946

約数列:

[1, 2, 19, 37, 38, 71, 74, 142, 179, 358, 703, 1349, 1406, 2627, 2698, 3401, 5254, 6623, 6802, 12709, 13246, 25418, 49913, 99826, 125837, 241471, 251674, 470233, 482942, 940466, 8934427, 17868854]

約数ペア:

[(1, 17868854), (2, 8934427), (19, 940466), (37, 482942), (38, 470233), (71, 251674), (74, 241471), (142, 125837), (179, 99826), (358, 49913), (703, 25418), (1349, 13246), (1406, 12709), (2627, 6802), (2698, 6623), (3401, 5254)]