78438832

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{213149}}^1$

素因数の和:213180

約数の個数: 20

約数和(自身を含む): 158583600

約数和(自身を除く): 80144768

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 213149, 426298, 852596, 1705192, 3410384, 4902427, 9804854, 19609708, 39219416, 78438832]

約数ペア:

[(1, 78438832), (2, 39219416), (4, 19609708), (8, 9804854), (16, 4902427), (23, 3410384), (46, 1705192), (92, 852596), (184, 426298), (368, 213149)]