18200091

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 30123520

約数和(自身を除く): 11923429

約数列:

[1, 3, 7, 13, 21, 39, 91, 163, 273, 409, 489, 1141, 1227, 2119, 2863, 3423, 5317, 6357, 8589, 14833, 15951, 37219, 44499, 66667, 111657, 200001, 466669, 866671, 1400007, 2600013, 6066697, 18200091]

約数ペア:

[(1, 18200091), (3, 6066697), (7, 2600013), (13, 1400007), (21, 866671), (39, 466669), (91, 200001), (163, 111657), (273, 66667), (409, 44499), (489, 37219), (1141, 15951), (1227, 14833), (2119, 8589), (2863, 6357), (3423, 5317)]