29918236

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{20719}}^1$

素因数の和:20761

約数の個数: 18

約数和(自身を含む): 55260240

約数和(自身を除く): 25342004

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 20719, 41438, 82876, 393661, 787322, 1574644, 7479559, 14959118, 29918236]

約数ペア:

[(1, 29918236), (2, 14959118), (4, 7479559), (19, 1574644), (38, 787322), (76, 393661), (361, 82876), (722, 41438), (1444, 20719)]