18751354

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{647}}^1$

素因数の和:1029

約数の個数: 16

約数和(自身を含む): 28911168

約数和(自身を除く): 10159814

約数列:

[1, 2, 43, 86, 337, 647, 674, 1294, 14491, 27821, 28982, 55642, 218039, 436078, 9375677, 18751354]

約数ペア:

[(1, 18751354), (2, 9375677), (43, 436078), (86, 218039), (337, 55642), (647, 28982), (674, 27821), (1294, 14491)]