20121994078

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1\times {\mathrm{113209}}^1$

素因数の和:113883

約数の個数: 16

約数和(自身を含む): 30411828720

約数和(自身を除く): 10289834642

約数列:

[1, 2, 181, 362, 491, 982, 88871, 113209, 177742, 226418, 20490829, 40981658, 55585619, 111171238, 10060997039, 20121994078]

約数ペア:

[(1, 20121994078), (2, 10060997039), (181, 111171238), (362, 55585619), (491, 40981658), (982, 20490829), (88871, 226418), (113209, 177742)]