20112295072

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{90917}}^1$

素因数の和:91181

約数の個数: 48

約数和(自身を含む): 41057114112

約数和(自身を除く): 20944819040

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 223, 248, 446, 496, 892, 992, 1784, 3568, 6913, 7136, 13826, 27652, 55304, 90917, 110608, 181834, 221216, 363668, 727336, 1454672, 2818427, 2909344, 5636854, 11273708, 20274491, 22547416, 40548982, 45094832, 81097964, 90189664, 162195928, 324391856, 628509221, 648783712, 1257018442, 2514036884, 5028073768, 10056147536, 20112295072]

約数ペア:

[(1, 20112295072), (2, 10056147536), (4, 5028073768), (8, 2514036884), (16, 1257018442), (31, 648783712), (32, 628509221), (62, 324391856), (124, 162195928), (223, 90189664), (248, 81097964), (446, 45094832), (496, 40548982), (892, 22547416), (992, 20274491), (1784, 11273708), (3568, 5636854), (6913, 2909344), (7136, 2818427), (13826, 1454672), (27652, 727336), (55304, 363668), (90917, 221216), (110608, 181834)]