20226765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 35838720

約数和(自身を除く): 15611955

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 101, 169, 195, 237, 303, 395, 505, 507, 845, 1027, 1185, 1313, 1515, 2535, 3081, 3939, 5135, 6565, 7979, 13351, 15405, 17069, 19695, 23937, 39895, 40053, 51207, 66755, 85345, 103727, 119685, 200265, 256035, 311181, 518635, 1348451, 1555905, 4045353, 6742255, 20226765]

約数ペア:

[(1, 20226765), (3, 6742255), (5, 4045353), (13, 1555905), (15, 1348451), (39, 518635), (65, 311181), (79, 256035), (101, 200265), (169, 119685), (195, 103727), (237, 85345), (303, 66755), (395, 51207), (505, 40053), (507, 39895), (845, 23937), (1027, 19695), (1185, 17069), (1313, 15405), (1515, 13351), (2535, 7979), (3081, 6565), (3939, 5135)]