20180432

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66383}}^1$

素因数の和:66410

約数の個数: 20

約数和(自身を含む): 41158080

約数和(自身を除く): 20977648

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66383, 132766, 265532, 531064, 1062128, 1261277, 2522554, 5045108, 10090216, 20180432]

約数ペア:

[(1, 20180432), (2, 10090216), (4, 5045108), (8, 2522554), (16, 1261277), (19, 1062128), (38, 531064), (76, 265532), (152, 132766), (304, 66383)]