20628264

素因数分解:

$2^3\times 3^1\times {\mathrm{197}}^1\times {\mathrm{4363}}^1$

素因数の和:4569

約数の個数: 32

約数和(自身を含む): 51844320

約数和(自身を除く): 31216056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 197, 394, 591, 788, 1182, 1576, 2364, 4363, 4728, 8726, 13089, 17452, 26178, 34904, 52356, 104712, 859511, 1719022, 2578533, 3438044, 5157066, 6876088, 10314132, 20628264]

約数ペア:

[(1, 20628264), (2, 10314132), (3, 6876088), (4, 5157066), (6, 3438044), (8, 2578533), (12, 1719022), (24, 859511), (197, 104712), (394, 52356), (591, 34904), (788, 26178), (1182, 17452), (1576, 13089), (2364, 8726), (4363, 4728)]