20753852

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5573}}^1$

素因数の和:5610

約数の個数: 36

約数和(自身を含む): 44480520

約数和(自身を除く): 23726668

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 5573, 11146, 22292, 39011, 78022, 105887, 156044, 211774, 273077, 423548, 546154, 741209, 1092308, 1482418, 2964836, 5188463, 10376926, 20753852]

約数ペア:

[(1, 20753852), (2, 10376926), (4, 5188463), (7, 2964836), (14, 1482418), (19, 1092308), (28, 741209), (38, 546154), (49, 423548), (76, 273077), (98, 211774), (133, 156044), (196, 105887), (266, 78022), (532, 39011), (931, 22292), (1862, 11146), (3724, 5573)]