20280239768

素因数分解:

$2^3\times {\mathrm{251}}^1\times {\mathrm{373}}^1\times {\mathrm{27077}}^1$

素因数の和:27707

約数の個数: 32

約数和(自身を含む): 38280710160

約数和(自身を除く): 18000470392

約数列:

[1, 2, 4, 8, 251, 373, 502, 746, 1004, 1492, 2008, 2984, 27077, 54154, 93623, 108308, 187246, 216616, 374492, 748984, 6796327, 10099721, 13592654, 20199442, 27185308, 40398884, 54370616, 80797768, 2535029971, 5070059942, 10140119884, 20280239768]

約数ペア:

[(1, 20280239768), (2, 10140119884), (4, 5070059942), (8, 2535029971), (251, 80797768), (373, 54370616), (502, 40398884), (746, 27185308), (1004, 20199442), (1492, 13592654), (2008, 10099721), (2984, 6796327), (27077, 748984), (54154, 374492), (93623, 216616), (108308, 187246)]