20433664

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4201}}^1$

素因数の和:4236

約数の個数: 36

約数和(自身を含む): 42944440

約数和(自身を除く): 22510776

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4201, 4864, 8402, 16804, 33608, 67216, 79819, 134432, 159638, 268864, 319276, 537728, 638552, 1075456, 1277104, 2554208, 5108416, 10216832, 20433664]

約数ペア:

[(1, 20433664), (2, 10216832), (4, 5108416), (8, 2554208), (16, 1277104), (19, 1075456), (32, 638552), (38, 537728), (64, 319276), (76, 268864), (128, 159638), (152, 134432), (256, 79819), (304, 67216), (608, 33608), (1216, 16804), (2432, 8402), (4201, 4864)]