20653864

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33529}}^1$

素因数の和:33553

約数の個数: 32

約数和(自身を含む): 48283200

約数和(自身を除く): 27629336

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33529, 67058, 134116, 234703, 268232, 368819, 469406, 737638, 938812, 1475276, 1877624, 2581733, 2950552, 5163466, 10326932, 20653864]

約数ペア:

[(1, 20653864), (2, 10326932), (4, 5163466), (7, 2950552), (8, 2581733), (11, 1877624), (14, 1475276), (22, 938812), (28, 737638), (44, 469406), (56, 368819), (77, 268232), (88, 234703), (154, 134116), (308, 67058), (616, 33529)]