418421474

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{20533}}^1$

素因数の和:21001

約数の個数: 16

約数和(自身を含む): 656430912

約数和(自身を除く): 238009438

約数列:

[1, 2, 23, 46, 443, 886, 10189, 20378, 20533, 41066, 472259, 944518, 9096119, 18192238, 209210737, 418421474]

約数ペア:

[(1, 418421474), (2, 209210737), (23, 18192238), (46, 9096119), (443, 944518), (886, 472259), (10189, 41066), (20378, 20533)]