18532994920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{393649}}^1$

素因数の和:393778

約数の個数: 64

約数和(自身を含む): 45915336000

約数和(自身を除く): 27382341080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 856, 1070, 1177, 2140, 2354, 4280, 4708, 5885, 9416, 11770, 23540, 47080, 393649, 787298, 1574596, 1968245, 3149192, 3936490, 4330139, 7872980, 8660278, 15745960, 17320556, 21650695, 34641112, 42120443, 43301390, 84240886, 86602780, 168481772, 173205560, 210602215, 336963544, 421204430, 463324873, 842408860, 926649746, 1684817720, 1853299492, 2316624365, 3706598984, 4633248730, 9266497460, 18532994920]

約数ペア:

[(1, 18532994920), (2, 9266497460), (4, 4633248730), (5, 3706598984), (8, 2316624365), (10, 1853299492), (11, 1684817720), (20, 926649746), (22, 842408860), (40, 463324873), (44, 421204430), (55, 336963544), (88, 210602215), (107, 173205560), (110, 168481772), (214, 86602780), (220, 84240886), (428, 43301390), (440, 42120443), (535, 34641112), (856, 21650695), (1070, 17320556), (1177, 15745960), (2140, 8660278), (2354, 7872980), (4280, 4330139), (4708, 3936490), (5885, 3149192), (9416, 1968245), (11770, 1574596), (23540, 787298), (47080, 393649)]