20121247914

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{77989333}}^1$

素因数の和:77989381

約数の個数: 16

約数和(自身を含む): 41178368352

約数和(自身を除く): 21057120438

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 77989333, 155978666, 233967999, 467935998, 3353541319, 6707082638, 10060623957, 20121247914]

約数ペア:

[(1, 20121247914), (2, 10060623957), (3, 6707082638), (6, 3353541319), (43, 467935998), (86, 233967999), (129, 155978666), (258, 77989333)]