19279863

素因数分解:

$3^6\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:570

約数の個数: 28

約数和(自身を含む): 29511000

約数和(自身を除く): 10231137

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 499, 729, 1431, 1497, 4293, 4491, 12879, 13473, 26447, 38637, 40419, 79341, 121257, 238023, 363771, 714069, 2142207, 6426621, 19279863]

約数ペア:

[(1, 19279863), (3, 6426621), (9, 2142207), (27, 714069), (53, 363771), (81, 238023), (159, 121257), (243, 79341), (477, 40419), (499, 38637), (729, 26447), (1431, 13473), (1497, 12879), (4293, 4491)]