20873556

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{52711}}^1$

素因数の和:52732

約数の個数: 36

約数和(自身を含む): 57561504

約数和(自身を除く): 36687948

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 52711, 105422, 158133, 210844, 316266, 474399, 579821, 632532, 948798, 1159642, 1739463, 1897596, 2319284, 3478926, 5218389, 6957852, 10436778, 20873556]

約数ペア:

[(1, 20873556), (2, 10436778), (3, 6957852), (4, 5218389), (6, 3478926), (9, 2319284), (11, 1897596), (12, 1739463), (18, 1159642), (22, 948798), (33, 632532), (36, 579821), (44, 474399), (66, 316266), (99, 210844), (132, 158133), (198, 105422), (396, 52711)]