18491690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{264167}}^1$

素因数の和:264181

約数の個数: 16

約数和(自身を含む): 38040192

約数和(自身を除く): 19548502

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 264167, 528334, 1320835, 1849169, 2641670, 3698338, 9245845, 18491690]

約数ペア:

[(1, 18491690), (2, 9245845), (5, 3698338), (7, 2641670), (10, 1849169), (14, 1320835), (35, 528334), (70, 264167)]