20829159

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3359}}^1$

素因数の和:3431

約数の個数: 24

約数和(自身を含む): 33022080

約数和(自身を除く): 12192921

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 3359, 6201, 10077, 30231, 43667, 131001, 178027, 393003, 534081, 1602243, 2314351, 6943053, 20829159]

約数ペア:

[(1, 20829159), (3, 6943053), (9, 2314351), (13, 1602243), (39, 534081), (53, 393003), (117, 178027), (159, 131001), (477, 43667), (689, 30231), (2067, 10077), (3359, 6201)]