20178304

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8297}}^1$

素因数の和:8330

約数の個数: 32

約数和(自身を含む): 42319800

約数和(自身を除く): 22141496

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8297, 16594, 33188, 66376, 132752, 157643, 265504, 315286, 531008, 630572, 1062016, 1261144, 2522288, 5044576, 10089152, 20178304]

約数ペア:

[(1, 20178304), (2, 10089152), (4, 5044576), (8, 2522288), (16, 1261144), (19, 1062016), (32, 630572), (38, 531008), (64, 315286), (76, 265504), (128, 157643), (152, 132752), (304, 66376), (608, 33188), (1216, 16594), (2432, 8297)]