18949136

素因数分解:

$2^4\times {\mathrm{1049}}^1\times {\mathrm{1129}}^1$

素因数の和:2186

約数の個数: 20

約数和(自身を含む): 36781500

約数和(自身を除く): 17832364

約数列:

[1, 2, 4, 8, 16, 1049, 1129, 2098, 2258, 4196, 4516, 8392, 9032, 16784, 18064, 1184321, 2368642, 4737284, 9474568, 18949136]

約数ペア:

[(1, 18949136), (2, 9474568), (4, 4737284), (8, 2368642), (16, 1184321), (1049, 18064), (1129, 16784), (2098, 9032), (2258, 8392), (4196, 4516)]