20356864

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{7229}}^1$

素因数の和:7256

約数の個数: 36

約数和(自身を含む): 44334360

約数和(自身を除く): 23977496

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 7229, 14458, 28916, 57832, 79519, 115664, 159038, 231328, 318076, 462656, 636152, 925312, 1272304, 1850624, 2544608, 5089216, 10178432, 20356864]

約数ペア:

[(1, 20356864), (2, 10178432), (4, 5089216), (8, 2544608), (11, 1850624), (16, 1272304), (22, 925312), (32, 636152), (44, 462656), (64, 318076), (88, 231328), (128, 159038), (176, 115664), (256, 79519), (352, 57832), (704, 28916), (1408, 14458), (2816, 7229)]