18946396

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{23333}}^1$

素因数の和:23373

約数の個数: 24

約数和(自身を含む): 39201120

約数和(自身を除く): 20254724

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 23333, 46666, 93332, 163331, 326662, 653324, 676657, 1353314, 2706628, 4736599, 9473198, 18946396]

約数ペア:

[(1, 18946396), (2, 9473198), (4, 4736599), (7, 2706628), (14, 1353314), (28, 676657), (29, 653324), (58, 326662), (116, 163331), (203, 93332), (406, 46666), (812, 23333)]