20698902

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{18253}}^1$

素因数の和:18274

約数の個数: 40

約数和(自身を含む): 53009616

約数和(自身を除く): 32310714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 18253, 36506, 54759, 109518, 127771, 164277, 255542, 328554, 383313, 492831, 766626, 985662, 1149939, 1478493, 2299878, 2956986, 3449817, 6899634, 10349451, 20698902]

約数ペア:

[(1, 20698902), (2, 10349451), (3, 6899634), (6, 3449817), (7, 2956986), (9, 2299878), (14, 1478493), (18, 1149939), (21, 985662), (27, 766626), (42, 492831), (54, 383313), (63, 328554), (81, 255542), (126, 164277), (162, 127771), (189, 109518), (378, 54759), (567, 36506), (1134, 18253)]