20639130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36209}}^1$

素因数の和:36238

約数の個数: 32

約数和(自身を含む): 52142400

約数和(自身を除く): 31503270

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 36209, 72418, 108627, 181045, 217254, 362090, 543135, 687971, 1086270, 1375942, 2063913, 3439855, 4127826, 6879710, 10319565, 20639130]

約数ペア:

[(1, 20639130), (2, 10319565), (3, 6879710), (5, 4127826), (6, 3439855), (10, 2063913), (15, 1375942), (19, 1086270), (30, 687971), (38, 543135), (57, 362090), (95, 217254), (114, 181045), (190, 108627), (285, 72418), (570, 36209)]