19819348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1307}}^1$

素因数の和:1551

約数の個数: 24

約数和(自身を含む): 36916992

約数和(自身を除く): 17097644

約数列:

[1, 2, 4, 17, 34, 68, 223, 446, 892, 1307, 2614, 3791, 5228, 7582, 15164, 22219, 44438, 88876, 291461, 582922, 1165844, 4954837, 9909674, 19819348]

約数ペア:

[(1, 19819348), (2, 9909674), (4, 4954837), (17, 1165844), (34, 582922), (68, 291461), (223, 88876), (446, 44438), (892, 22219), (1307, 15164), (2614, 7582), (3791, 5228)]