20201653588

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{2111}}^1\times {\mathrm{140731}}^1$

素因数の和:142863

約数の個数: 24

約数和(自身を含む): 37450473984

約数和(自身を除く): 17248820396

約数列:

[1, 2, 4, 17, 34, 68, 2111, 4222, 8444, 35887, 71774, 140731, 143548, 281462, 562924, 2392427, 4784854, 9569708, 297083141, 594166282, 1188332564, 5050413397, 10100826794, 20201653588]

約数ペア:

[(1, 20201653588), (2, 10100826794), (4, 5050413397), (17, 1188332564), (34, 594166282), (68, 297083141), (2111, 9569708), (4222, 4784854), (8444, 2392427), (35887, 562924), (71774, 281462), (140731, 143548)]