20676762

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5393}}^1$

素因数の和:5475

約数の個数: 32

約数和(自身を含む): 46604160

約数和(自身を除く): 25927398

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 5393, 10786, 16179, 32358, 48537, 97074, 145611, 291222, 382903, 765806, 1148709, 2297418, 3446127, 6892254, 10338381, 20676762]

約数ペア:

[(1, 20676762), (2, 10338381), (3, 6892254), (6, 3446127), (9, 2297418), (18, 1148709), (27, 765806), (54, 382903), (71, 291222), (142, 145611), (213, 97074), (426, 48537), (639, 32358), (1278, 16179), (1917, 10786), (3834, 5393)]