202189678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 325584000

約数和(自身を除く): 123394322

約数列:

[1, 2, 19, 38, 101, 139, 202, 278, 379, 758, 1919, 2641, 3838, 5282, 7201, 14039, 14402, 28078, 38279, 52681, 76558, 105362, 266741, 533482, 727301, 1000939, 1454602, 2001878, 5320781, 10641562, 101094839, 202189678]

約数ペア:

[(1, 202189678), (2, 101094839), (19, 10641562), (38, 5320781), (101, 2001878), (139, 1454602), (202, 1000939), (278, 727301), (379, 533482), (758, 266741), (1919, 105362), (2641, 76558), (3838, 52681), (5282, 38279), (7201, 28078), (14039, 14402)]