20107182482

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1\times {\mathrm{733}}^1$

素因数の和:1530

約数の個数: 32

約数和(自身を含む): 30616608000

約数和(自身を除く): 10509425518

約数列:

[1, 2, 157, 199, 314, 398, 439, 733, 878, 1466, 31243, 62486, 68923, 87361, 115081, 137846, 145867, 174722, 230162, 291734, 321787, 643574, 13715677, 22901119, 27431354, 45802238, 50520559, 64035613, 101041118, 128071226, 10053591241, 20107182482]

約数ペア:

[(1, 20107182482), (2, 10053591241), (157, 128071226), (199, 101041118), (314, 64035613), (398, 50520559), (439, 45802238), (733, 27431354), (878, 22901119), (1466, 13715677), (31243, 643574), (62486, 321787), (68923, 291734), (87361, 230162), (115081, 174722), (137846, 145867)]