427984

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{1163}}^1$

素因数の和:1194

約数の個数: 20

約数和(自身を含む): 866016

約数和(自身を除く): 438032

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 1163, 2326, 4652, 9304, 18608, 26749, 53498, 106996, 213992, 427984]

約数ペア:

[(1, 427984), (2, 213992), (4, 106996), (8, 53498), (16, 26749), (23, 18608), (46, 9304), (92, 4652), (184, 2326), (368, 1163)]