20325765

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 34079616

約数和(自身を除く): 13753851

約数列:

[1, 3, 5, 15, 37, 53, 111, 159, 185, 265, 555, 691, 795, 1961, 2073, 3455, 5883, 9805, 10365, 25567, 29415, 36623, 76701, 109869, 127835, 183115, 383505, 549345, 1355051, 4065153, 6775255, 20325765]

約数ペア:

[(1, 20325765), (3, 6775255), (5, 4065153), (15, 1355051), (37, 549345), (53, 383505), (111, 183115), (159, 127835), (185, 109869), (265, 76701), (555, 36623), (691, 29415), (795, 25567), (1961, 10365), (2073, 9805), (3455, 5883)]