20198772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4637}}^1$

素因数の和:4669

約数の個数: 54

約数和(自身を含む): 56133714

約数和(自身を除く): 35934942

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4637, 9274, 13911, 18548, 27822, 41733, 51007, 55644, 83466, 102014, 153021, 166932, 204028, 306042, 459063, 561077, 612084, 918126, 1122154, 1683231, 1836252, 2244308, 3366462, 5049693, 6732924, 10099386, 20198772]

約数ペア:

[(1, 20198772), (2, 10099386), (3, 6732924), (4, 5049693), (6, 3366462), (9, 2244308), (11, 1836252), (12, 1683231), (18, 1122154), (22, 918126), (33, 612084), (36, 561077), (44, 459063), (66, 306042), (99, 204028), (121, 166932), (132, 153021), (198, 102014), (242, 83466), (363, 55644), (396, 51007), (484, 41733), (726, 27822), (1089, 18548), (1452, 13911), (2178, 9274), (4356, 4637)]