20175549

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 30689280

約数和(自身を除く): 10513731

約数列:

[1, 3, 17, 19, 47, 51, 57, 141, 323, 443, 799, 893, 969, 1329, 2397, 2679, 7531, 8417, 15181, 20821, 22593, 25251, 45543, 62463, 143089, 353957, 395599, 429267, 1061871, 1186797, 6725183, 20175549]

約数ペア:

[(1, 20175549), (3, 6725183), (17, 1186797), (19, 1061871), (47, 429267), (51, 395599), (57, 353957), (141, 143089), (323, 62463), (443, 45543), (799, 25251), (893, 22593), (969, 20821), (1329, 15181), (2397, 8417), (2679, 7531)]