155519888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{237073}}^1$

素因数の和:237122

約数の個数: 20

約数和(自身を含む): 308670348

約数和(自身を除く): 153150460

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 237073, 474146, 948292, 1896584, 3793168, 9719993, 19439986, 38879972, 77759944, 155519888]

約数ペア:

[(1, 155519888), (2, 77759944), (4, 38879972), (8, 19439986), (16, 9719993), (41, 3793168), (82, 1896584), (164, 948292), (328, 474146), (656, 237073)]