20156987149

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{2711}}^1$

素因数の和:3097

約数の個数: 32

約数和(自身を含む): 22773510144

約数和(自身を除く): 2616522995

約数列:

[1, 13, 43, 47, 283, 559, 611, 2021, 2711, 3679, 12169, 13301, 26273, 35243, 116573, 127417, 158197, 172913, 571943, 767213, 1515449, 1656421, 5478931, 7435259, 9973769, 32990159, 36059011, 71226103, 428872067, 468767143, 1550537473, 20156987149]

約数ペア:

[(1, 20156987149), (13, 1550537473), (43, 468767143), (47, 428872067), (283, 71226103), (559, 36059011), (611, 32990159), (2021, 9973769), (2711, 7435259), (3679, 5478931), (12169, 1656421), (13301, 1515449), (26273, 767213), (35243, 571943), (116573, 172913), (127417, 158197)]