18267290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79423}}^1$

素因数の和:79453

約数の個数: 16

約数和(自身を含む): 34311168

約数和(自身を除く): 16043878

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 79423, 158846, 397115, 794230, 1826729, 3653458, 9133645, 18267290]

約数ペア:

[(1, 18267290), (2, 9133645), (5, 3653458), (10, 1826729), (23, 794230), (46, 397115), (115, 158846), (230, 79423)]