20281302

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^2\times {\mathrm{251}}^1$

素因数の和:393

約数の個数: 36

約数和(自身を含む): 44786196

約数和(自身を除く): 24504894

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 251, 402, 502, 603, 753, 1206, 1506, 2259, 4489, 4518, 8978, 13467, 16817, 26934, 33634, 40401, 50451, 80802, 100902, 151353, 302706, 1126739, 2253478, 3380217, 6760434, 10140651, 20281302]

約数ペア:

[(1, 20281302), (2, 10140651), (3, 6760434), (6, 3380217), (9, 2253478), (18, 1126739), (67, 302706), (134, 151353), (201, 100902), (251, 80802), (402, 50451), (502, 40401), (603, 33634), (753, 26934), (1206, 16817), (1506, 13467), (2259, 8978), (4489, 4518)]