161443456

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{66383}}^1$

素因数の和:66416

約数の個数: 32

約数和(自身を含む): 338558400

約数和(自身を除く): 177114944

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 66383, 132766, 265532, 531064, 1062128, 1261277, 2124256, 2522554, 4248512, 5045108, 8497024, 10090216, 20180432, 40360864, 80721728, 161443456]

約数ペア:

[(1, 161443456), (2, 80721728), (4, 40360864), (8, 20180432), (16, 10090216), (19, 8497024), (32, 5045108), (38, 4248512), (64, 2522554), (76, 2124256), (128, 1261277), (152, 1062128), (304, 531064), (608, 265532), (1216, 132766), (2432, 66383)]