20229075

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1303}}^1$

素因数の和:1345

約数の個数: 48

約数和(自身を含む): 38807040

約数和(自身を除く): 18577965

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 135, 207, 225, 345, 575, 621, 675, 1035, 1303, 1725, 3105, 3909, 5175, 6515, 11727, 15525, 19545, 29969, 32575, 35181, 58635, 89907, 97725, 149845, 175905, 269721, 293175, 449535, 749225, 809163, 879525, 1348605, 2247675, 4045815, 6743025, 20229075]

約数ペア:

[(1, 20229075), (3, 6743025), (5, 4045815), (9, 2247675), (15, 1348605), (23, 879525), (25, 809163), (27, 749225), (45, 449535), (69, 293175), (75, 269721), (115, 175905), (135, 149845), (207, 97725), (225, 89907), (345, 58635), (575, 35181), (621, 32575), (675, 29969), (1035, 19545), (1303, 15525), (1725, 11727), (3105, 6515), (3909, 5175)]