20719512

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{26161}}^1$

素因数の和:26184

約数の個数: 48

約数和(自身を含む): 61219080

約数和(自身を除く): 40499568

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 26161, 52322, 78483, 104644, 156966, 209288, 235449, 287771, 313932, 470898, 575542, 627864, 863313, 941796, 1151084, 1726626, 1883592, 2302168, 2589939, 3453252, 5179878, 6906504, 10359756, 20719512]

約数ペア:

[(1, 20719512), (2, 10359756), (3, 6906504), (4, 5179878), (6, 3453252), (8, 2589939), (9, 2302168), (11, 1883592), (12, 1726626), (18, 1151084), (22, 941796), (24, 863313), (33, 627864), (36, 575542), (44, 470898), (66, 313932), (72, 287771), (88, 235449), (99, 209288), (132, 156966), (198, 104644), (264, 78483), (396, 52322), (792, 26161)]