20316219

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2435

約数の個数: 32

約数和(自身を含む): 34699776

約数和(自身を除く): 14383557

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 2377, 2849, 7131, 8547, 16639, 26147, 49917, 78441, 87949, 183029, 263847, 549087, 615643, 967439, 1846929, 2902317, 6772073, 20316219]

約数ペア:

[(1, 20316219), (3, 6772073), (7, 2902317), (11, 1846929), (21, 967439), (33, 615643), (37, 549087), (77, 263847), (111, 183029), (231, 87949), (259, 78441), (407, 49917), (777, 26147), (1221, 16639), (2377, 8547), (2849, 7131)]