20009888

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{32911}}^1$

素因数の和:32940

約数の個数: 24

約数和(自身を含む): 41469120

約数和(自身を除く): 21459232

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 32911, 65822, 131644, 263288, 526576, 625309, 1053152, 1250618, 2501236, 5002472, 10004944, 20009888]

約数ペア:

[(1, 20009888), (2, 10004944), (4, 5002472), (8, 2501236), (16, 1250618), (19, 1053152), (32, 625309), (38, 526576), (76, 263288), (152, 131644), (304, 65822), (608, 32911)]