20147871255

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2741}}^1\times {\mathrm{6203}}^1$

素因数の和:9031

約数の個数: 32

約数和(自身を含む): 32661826560

約数和(自身を除く): 12513955305

約数列:

[1, 3, 5, 15, 79, 237, 395, 1185, 2741, 6203, 8223, 13705, 18609, 31015, 41115, 93045, 216539, 490037, 649617, 1082695, 1470111, 2450185, 3248085, 7350555, 17002423, 51007269, 85012115, 255036345, 1343191417, 4029574251, 6715957085, 20147871255]

約数ペア:

[(1, 20147871255), (3, 6715957085), (5, 4029574251), (15, 1343191417), (79, 255036345), (237, 85012115), (395, 51007269), (1185, 17002423), (2741, 7350555), (6203, 3248085), (8223, 2450185), (13705, 1470111), (18609, 1082695), (31015, 649617), (41115, 490037), (93045, 216539)]