19814914

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 36936000

約数和(自身を除く): 17121086

約数列:

[1, 2, 7, 14, 23, 46, 49, 59, 98, 118, 149, 161, 298, 322, 413, 826, 1043, 1127, 1357, 2086, 2254, 2714, 2891, 3427, 5782, 6854, 7301, 8791, 9499, 14602, 17582, 18998, 23989, 47978, 61537, 66493, 123074, 132986, 167923, 202193, 335846, 404386, 430759, 861518, 1415351, 2830702, 9907457, 19814914]

約数ペア:

[(1, 19814914), (2, 9907457), (7, 2830702), (14, 1415351), (23, 861518), (46, 430759), (49, 404386), (59, 335846), (98, 202193), (118, 167923), (149, 132986), (161, 123074), (298, 66493), (322, 61537), (413, 47978), (826, 23989), (1043, 18998), (1127, 17582), (1357, 14602), (2086, 9499), (2254, 8791), (2714, 7301), (2891, 6854), (3427, 5782)]