20544315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1399}}^1$

素因数の和:1507

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 15743685

約数列:

[1, 3, 5, 11, 15, 33, 55, 89, 165, 267, 445, 979, 1335, 1399, 2937, 4197, 4895, 6995, 14685, 15389, 20985, 46167, 76945, 124511, 230835, 373533, 622555, 1369621, 1867665, 4108863, 6848105, 20544315]

約数ペア:

[(1, 20544315), (3, 6848105), (5, 4108863), (11, 1867665), (15, 1369621), (33, 622555), (55, 373533), (89, 230835), (165, 124511), (267, 76945), (445, 46167), (979, 20985), (1335, 15389), (1399, 14685), (2937, 6995), (4197, 4895)]