20480176

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67369}}^1$

素因数の和:67396

約数の個数: 20

約数和(自身を含む): 41769400

約数和(自身を除く): 21289224

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 67369, 134738, 269476, 538952, 1077904, 1280011, 2560022, 5120044, 10240088, 20480176]

約数ペア:

[(1, 20480176), (2, 10240088), (4, 5120044), (8, 2560022), (16, 1280011), (19, 1077904), (38, 538952), (76, 269476), (152, 134738), (304, 67369)]