20467788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8161}}^1$

素因数の和:8198

約数の個数: 48

約数和(自身を含む): 54848640

約数和(自身を除く): 34380852

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8161, 16322, 24483, 32644, 48966, 89771, 97932, 155059, 179542, 269313, 310118, 359084, 465177, 538626, 620236, 930354, 1077252, 1705649, 1860708, 3411298, 5116947, 6822596, 10233894, 20467788]

約数ペア:

[(1, 20467788), (2, 10233894), (3, 6822596), (4, 5116947), (6, 3411298), (11, 1860708), (12, 1705649), (19, 1077252), (22, 930354), (33, 620236), (38, 538626), (44, 465177), (57, 359084), (66, 310118), (76, 269313), (114, 179542), (132, 155059), (209, 97932), (228, 89771), (418, 48966), (627, 32644), (836, 24483), (1254, 16322), (2508, 8161)]