18925136

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{51427}}^1$

素因数の和:51458

約数の個数: 20

約数和(自身を含む): 38262432

約数和(自身を除く): 19337296

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 51427, 102854, 205708, 411416, 822832, 1182821, 2365642, 4731284, 9462568, 18925136]

約数ペア:

[(1, 18925136), (2, 9462568), (4, 4731284), (8, 2365642), (16, 1182821), (23, 822832), (46, 411416), (92, 205708), (184, 102854), (368, 51427)]