19928902

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1049}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 16359098

約数列:

[1, 2, 7, 14, 23, 46, 59, 118, 161, 322, 413, 826, 1049, 1357, 2098, 2714, 7343, 9499, 14686, 18998, 24127, 48254, 61891, 123782, 168889, 337778, 433237, 866474, 1423493, 2846986, 9964451, 19928902]

約数ペア:

[(1, 19928902), (2, 9964451), (7, 2846986), (14, 1423493), (23, 866474), (46, 433237), (59, 337778), (118, 168889), (161, 123782), (322, 61891), (413, 48254), (826, 24127), (1049, 18998), (1357, 14686), (2098, 9499), (2714, 7343)]