19693474

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2029}}^1$

素因数の和:2265

約数の個数: 16

約数和(自身を含む): 30985920

約数和(自身を除く): 11292446

約数列:

[1, 2, 23, 46, 211, 422, 2029, 4058, 4853, 9706, 46667, 93334, 428119, 856238, 9846737, 19693474]

約数ペア:

[(1, 19693474), (2, 9846737), (23, 856238), (46, 428119), (211, 93334), (422, 46667), (2029, 9706), (4058, 4853)]