145844

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:143

約数の個数: 18

約数和(自身を含む): 272034

約数和(自身を除く): 126190

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 361, 404, 722, 1444, 1919, 3838, 7676, 36461, 72922, 145844]

約数ペア:

[(1, 145844), (2, 72922), (4, 36461), (19, 7676), (38, 3838), (76, 1919), (101, 1444), (202, 722), (361, 404)]