11721328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{38557}}^1$

素因数の和:38584

約数の個数: 20

約数和(自身を含む): 23905960

約数和(自身を除く): 12184632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 38557, 77114, 154228, 308456, 616912, 732583, 1465166, 2930332, 5860664, 11721328]

約数ペア:

[(1, 11721328), (2, 5860664), (4, 2930332), (8, 1465166), (16, 732583), (19, 616912), (38, 308456), (76, 154228), (152, 77114), (304, 38557)]