20163775912

素因数分解:

$2^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1087817}}^1$

素因数の和:1088161

約数の個数: 32

約数和(自身を含む): 43338669120

約数和(自身を除く): 23174893208

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 331, 662, 1324, 2317, 2648, 4634, 9268, 18536, 1087817, 2175634, 4351268, 7614719, 8702536, 15229438, 30458876, 60917752, 360067427, 720134854, 1440269708, 2520471989, 2880539416, 5040943978, 10081887956, 20163775912]

約数ペア:

[(1, 20163775912), (2, 10081887956), (4, 5040943978), (7, 2880539416), (8, 2520471989), (14, 1440269708), (28, 720134854), (56, 360067427), (331, 60917752), (662, 30458876), (1324, 15229438), (2317, 8702536), (2648, 7614719), (4634, 4351268), (9268, 2175634), (18536, 1087817)]