18003670

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 33501600

約数和(自身を除く): 15497930

約数列:

[1, 2, 5, 10, 43, 86, 149, 215, 281, 298, 430, 562, 745, 1405, 1490, 2810, 6407, 12083, 12814, 24166, 32035, 41869, 60415, 64070, 83738, 120830, 209345, 418690, 1800367, 3600734, 9001835, 18003670]

約数ペア:

[(1, 18003670), (2, 9001835), (5, 3600734), (10, 1800367), (43, 418690), (86, 209345), (149, 120830), (215, 83738), (281, 64070), (298, 60415), (430, 41869), (562, 32035), (745, 24166), (1405, 12814), (1490, 12083), (2810, 6407)]