20729628

素因数分解:

$2^2\times 3^3\times {\mathrm{367}}^1\times {\mathrm{523}}^1$

素因数の和:903

約数の個数: 48

約数和(自身を含む): 53992960

約数和(自身を除く): 33263332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 367, 523, 734, 1046, 1101, 1468, 1569, 2092, 2202, 3138, 3303, 4404, 4707, 6276, 6606, 9414, 9909, 13212, 14121, 18828, 19818, 28242, 39636, 56484, 191941, 383882, 575823, 767764, 1151646, 1727469, 2303292, 3454938, 5182407, 6909876, 10364814, 20729628]

約数ペア:

[(1, 20729628), (2, 10364814), (3, 6909876), (4, 5182407), (6, 3454938), (9, 2303292), (12, 1727469), (18, 1151646), (27, 767764), (36, 575823), (54, 383882), (108, 191941), (367, 56484), (523, 39636), (734, 28242), (1046, 19818), (1101, 18828), (1468, 14121), (1569, 13212), (2092, 9909), (2202, 9414), (3138, 6606), (3303, 6276), (4404, 4707)]