20584795

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 31113216

約数和(自身を除く): 10528421

約数列:

[1, 5, 7, 11, 35, 55, 77, 127, 385, 421, 635, 889, 1397, 2105, 2947, 4445, 4631, 6985, 9779, 14735, 23155, 32417, 48895, 53467, 162085, 267335, 374269, 588137, 1871345, 2940685, 4116959, 20584795]

約数ペア:

[(1, 20584795), (5, 4116959), (7, 2940685), (11, 1871345), (35, 588137), (55, 374269), (77, 267335), (127, 162085), (385, 53467), (421, 48895), (635, 32417), (889, 23155), (1397, 14735), (2105, 9779), (2947, 6985), (4445, 4631)]