20567326868

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{421}}^1\times {\mathrm{100937}}^1$

素因数の和:101384

約数の個数: 36

約数和(自身を含む): 39656723316

約数和(自身を除く): 19089396448

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 421, 484, 842, 1684, 4631, 9262, 18524, 50941, 100937, 101882, 201874, 203764, 403748, 1110307, 2220614, 4441228, 12213377, 24426754, 42494477, 48853508, 84988954, 169977908, 467439247, 934878494, 1869756988, 5141831717, 10283663434, 20567326868]

約数ペア:

[(1, 20567326868), (2, 10283663434), (4, 5141831717), (11, 1869756988), (22, 934878494), (44, 467439247), (121, 169977908), (242, 84988954), (421, 48853508), (484, 42494477), (842, 24426754), (1684, 12213377), (4631, 4441228), (9262, 2220614), (18524, 1110307), (50941, 403748), (100937, 203764), (101882, 201874)]