18268394

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{971}}^1$

素因数の和:1405

約数の個数: 16

約数和(自身を含む): 28693440

約数和(自身を除く): 10425046

約数列:

[1, 2, 23, 46, 409, 818, 971, 1942, 9407, 18814, 22333, 44666, 397139, 794278, 9134197, 18268394]

約数ペア:

[(1, 18268394), (2, 9134197), (23, 794278), (46, 397139), (409, 44666), (818, 22333), (971, 18814), (1942, 9407)]