138465616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{455479}}^1$

素因数の和:455506

約数の個数: 20

約数和(自身を含む): 282397600

約数和(自身を除く): 143931984

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 455479, 910958, 1821916, 3643832, 7287664, 8654101, 17308202, 34616404, 69232808, 138465616]

約数ペア:

[(1, 138465616), (2, 69232808), (4, 34616404), (8, 17308202), (16, 8654101), (19, 7287664), (38, 3643832), (76, 1821916), (152, 910958), (304, 455479)]