18520566

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{134207}}^1$

素因数の和:134235

約数の個数: 16

約数和(自身を含む): 38651904

約数和(自身を除く): 20131338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 134207, 268414, 402621, 805242, 3086761, 6173522, 9260283, 18520566]

約数ペア:

[(1, 18520566), (2, 9260283), (3, 6173522), (6, 3086761), (23, 805242), (46, 402621), (69, 268414), (138, 134207)]