20338803

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 31337280

約数和(自身を除く): 10998477

約数列:

[1, 3, 9, 27, 53, 61, 159, 183, 233, 477, 549, 699, 1431, 1647, 2097, 3233, 6291, 9699, 12349, 14213, 29097, 37047, 42639, 87291, 111141, 127917, 333423, 383751, 753289, 2259867, 6779601, 20338803]

約数ペア:

[(1, 20338803), (3, 6779601), (9, 2259867), (27, 753289), (53, 383751), (61, 333423), (159, 127917), (183, 111141), (233, 87291), (477, 42639), (549, 37047), (699, 29097), (1431, 14213), (1647, 12349), (2097, 9699), (3233, 6291)]