20143095

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4679}}^1$

素因数の和:4735

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 17596425

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 4679, 14037, 23395, 32753, 70185, 98259, 163765, 191839, 491295, 575517, 959195, 1342873, 2877585, 4028619, 6714365, 20143095]

約数ペア:

[(1, 20143095), (3, 6714365), (5, 4028619), (7, 2877585), (15, 1342873), (21, 959195), (35, 575517), (41, 491295), (105, 191839), (123, 163765), (205, 98259), (287, 70185), (615, 32753), (861, 23395), (1435, 14037), (4305, 4679)]