20772759

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1935

約数の個数: 32

約数和(自身を含む): 34615296

約数和(自身を除く): 13842537

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1581, 1877, 3689, 5631, 11067, 13139, 31909, 39417, 58187, 95727, 174561, 223363, 407309, 670089, 989179, 1221927, 2967537, 6924253, 20772759]

約数ペア:

[(1, 20772759), (3, 6924253), (7, 2967537), (17, 1221927), (21, 989179), (31, 670089), (51, 407309), (93, 223363), (119, 174561), (217, 95727), (357, 58187), (527, 39417), (651, 31909), (1581, 13139), (1877, 11067), (3689, 5631)]