20138471185

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{160319}}^1$

素因数の和:160465

約数の個数: 32

約数和(自身を含む): 28657520640

約数和(自身を除く): 8519049455

約数列:

[1, 5, 7, 35, 37, 97, 185, 259, 485, 679, 1295, 3395, 3589, 17945, 25123, 125615, 160319, 801595, 1122233, 5611165, 5931803, 15550943, 29659015, 41522621, 77754715, 108856601, 207613105, 544283005, 575384891, 2876924455, 4027694237, 20138471185]

約数ペア:

[(1, 20138471185), (5, 4027694237), (7, 2876924455), (35, 575384891), (37, 544283005), (97, 207613105), (185, 108856601), (259, 77754715), (485, 41522621), (679, 29659015), (1295, 15550943), (3395, 5931803), (3589, 5611165), (17945, 1122233), (25123, 801595), (125615, 160319)]