2543816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 5266080

約数和(自身を除く): 2722264

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 137, 211, 274, 422, 548, 844, 1096, 1507, 1688, 2321, 3014, 4642, 6028, 9284, 12056, 18568, 28907, 57814, 115628, 231256, 317977, 635954, 1271908, 2543816]

約数ペア:

[(1, 2543816), (2, 1271908), (4, 635954), (8, 317977), (11, 231256), (22, 115628), (44, 57814), (88, 28907), (137, 18568), (211, 12056), (274, 9284), (422, 6028), (548, 4642), (844, 3014), (1096, 2321), (1507, 1688)]