20869218

素因数分解:

$2^1\times 3^3\times {\mathrm{293}}^1\times {\mathrm{1319}}^1$

素因数の和:1623

約数の個数: 32

約数和(自身を含む): 46569600

約数和(自身を除く): 25700382

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 293, 586, 879, 1319, 1758, 2637, 2638, 3957, 5274, 7911, 7914, 11871, 15822, 23742, 35613, 71226, 386467, 772934, 1159401, 2318802, 3478203, 6956406, 10434609, 20869218]

約数ペア:

[(1, 20869218), (2, 10434609), (3, 6956406), (6, 3478203), (9, 2318802), (18, 1159401), (27, 772934), (54, 386467), (293, 71226), (586, 35613), (879, 23742), (1319, 15822), (1758, 11871), (2637, 7914), (2638, 7911), (3957, 5274)]