20170178522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1\times {\mathrm{21221}}^1$

素因数の和:21638

約数の個数: 32

約数和(自身を含む): 32943335040

約数和(自身を除く): 12773156518

約数列:

[1, 2, 13, 26, 139, 263, 278, 526, 1807, 3419, 3614, 6838, 21221, 36557, 42442, 73114, 275873, 475241, 551746, 950482, 2949719, 5581123, 5899438, 11162246, 38346347, 72554599, 76692694, 145109198, 775776097, 1551552194, 10085089261, 20170178522]

約数ペア:

[(1, 20170178522), (2, 10085089261), (13, 1551552194), (26, 775776097), (139, 145109198), (263, 76692694), (278, 72554599), (526, 38346347), (1807, 11162246), (3419, 5899438), (3614, 5581123), (6838, 2949719), (21221, 950482), (36557, 551746), (42442, 475241), (73114, 275873)]