20364435

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5004

約数の個数: 48

約数和(自身を含む): 43452864

約数和(自身を除く): 23088429

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 4973, 14919, 24865, 34811, 44757, 64649, 74595, 104433, 174055, 193947, 223785, 313299, 323245, 452543, 522165, 581841, 969735, 1357629, 1566495, 2262715, 2909205, 4072887, 6788145, 20364435]

約数ペア:

[(1, 20364435), (3, 6788145), (5, 4072887), (7, 2909205), (9, 2262715), (13, 1566495), (15, 1357629), (21, 969735), (35, 581841), (39, 522165), (45, 452543), (63, 323245), (65, 313299), (91, 223785), (105, 193947), (117, 174055), (195, 104433), (273, 74595), (315, 64649), (455, 44757), (585, 34811), (819, 24865), (1365, 14919), (4095, 4973)]