18669284

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 34254528

約数和(自身を除く): 15585244

約数列:

[1, 2, 4, 23, 46, 92, 307, 614, 661, 1228, 1322, 2644, 7061, 14122, 15203, 28244, 30406, 60812, 202927, 405854, 811708, 4667321, 9334642, 18669284]

約数ペア:

[(1, 18669284), (2, 9334642), (4, 4667321), (23, 811708), (46, 405854), (92, 202927), (307, 60812), (614, 30406), (661, 28244), (1228, 15203), (1322, 14122), (2644, 7061)]