20122568919

素因数分解:

$3^2\times {\mathrm{61}}^2\times {\mathrm{337}}^1\times {\mathrm{1783}}^1$

素因数の和:2248

約数の個数: 36

約数和(自身を含む): 29654543568

約数和(自身を除く): 9531974649

約数列:

[1, 3, 9, 61, 183, 337, 549, 1011, 1783, 3033, 3721, 5349, 11163, 16047, 20557, 33489, 61671, 108763, 185013, 326289, 600871, 978867, 1253977, 1802613, 3761931, 5407839, 6634543, 11285793, 19903629, 36653131, 59710887, 109959393, 329878179, 2235840991, 6707522973, 20122568919]

約数ペア:

[(1, 20122568919), (3, 6707522973), (9, 2235840991), (61, 329878179), (183, 109959393), (337, 59710887), (549, 36653131), (1011, 19903629), (1783, 11285793), (3033, 6634543), (3721, 5407839), (5349, 3761931), (11163, 1802613), (16047, 1253977), (20557, 978867), (33489, 600871), (61671, 326289), (108763, 185013)]