20178382019

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{2237}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 21945434112

約数和(自身を除く): 1767052093

約数列:

[1, 31, 41, 47, 151, 1271, 1457, 1927, 2237, 4681, 6191, 7097, 59737, 69347, 91717, 105139, 191921, 220007, 290977, 337787, 2843227, 3259309, 4310699, 9020287, 10471397, 13849267, 15875989, 133631669, 429327277, 492155659, 650915549, 20178382019]

約数ペア:

[(1, 20178382019), (31, 650915549), (41, 492155659), (47, 429327277), (151, 133631669), (1271, 15875989), (1457, 13849267), (1927, 10471397), (2237, 9020287), (4681, 4310699), (6191, 3259309), (7097, 2843227), (59737, 337787), (69347, 290977), (91717, 220007), (105139, 191921)]