20656166487

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{80239}}^1$

素因数の和:80551

約数の個数: 32

約数和(自身を含む): 31197312000

約数和(自身を除く): 10541145513

約数列:

[1, 3, 11, 29, 33, 87, 269, 319, 807, 957, 2959, 7801, 8877, 23403, 80239, 85811, 240717, 257433, 882629, 2326931, 2647887, 6980793, 21584291, 25596241, 64752873, 76788723, 237427201, 625944439, 712281603, 1877833317, 6885388829, 20656166487]

約数ペア:

[(1, 20656166487), (3, 6885388829), (11, 1877833317), (29, 712281603), (33, 625944439), (87, 237427201), (269, 76788723), (319, 64752873), (807, 25596241), (957, 21584291), (2959, 6980793), (7801, 2647887), (8877, 2326931), (23403, 882629), (80239, 257433), (85811, 240717)]