20551419315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{2351}}^1\times {\mathrm{27751}}^1$

素因数の和:30120

約数の個数: 48

約数和(自身を含む): 40730167296

約数和(自身を除く): 20178747981

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 2351, 7053, 11755, 16457, 21159, 27751, 35265, 49371, 82285, 83253, 105795, 138755, 148113, 194257, 246855, 249759, 416265, 582771, 740565, 971285, 1248795, 1748313, 2913855, 8741565, 65242601, 195727803, 326213005, 456698207, 587183409, 978639015, 1370094621, 2283491035, 2935917045, 4110283863, 6850473105, 20551419315]

約数ペア:

[(1, 20551419315), (3, 6850473105), (5, 4110283863), (7, 2935917045), (9, 2283491035), (15, 1370094621), (21, 978639015), (35, 587183409), (45, 456698207), (63, 326213005), (105, 195727803), (315, 65242601), (2351, 8741565), (7053, 2913855), (11755, 1748313), (16457, 1248795), (21159, 971285), (27751, 740565), (35265, 582771), (49371, 416265), (82285, 249759), (83253, 246855), (105795, 194257), (138755, 148113)]