19642352

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{64613}}^1$

素因数の和:64640

約数の個数: 20

約数和(自身を含む): 40060680

約数和(自身を除く): 20418328

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 64613, 129226, 258452, 516904, 1033808, 1227647, 2455294, 4910588, 9821176, 19642352]

約数ペア:

[(1, 19642352), (2, 9821176), (4, 4910588), (8, 2455294), (16, 1227647), (19, 1033808), (38, 516904), (76, 258452), (152, 129226), (304, 64613)]