20565763617

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5953}}^1\times {\mathrm{9677}}^1$

素因数の和:15657

約数の個数: 32

約数和(自身を含む): 33190739712

約数和(自身を除く): 12624976095

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 5953, 9677, 17859, 29031, 41671, 67739, 101201, 125013, 164509, 203217, 303603, 493527, 708407, 1151563, 2125221, 3454689, 57607181, 172821543, 403250267, 979322077, 1209750801, 2937966231, 6855254539, 20565763617]

約数ペア:

[(1, 20565763617), (3, 6855254539), (7, 2937966231), (17, 1209750801), (21, 979322077), (51, 403250267), (119, 172821543), (357, 57607181), (5953, 3454689), (9677, 2125221), (17859, 1151563), (29031, 708407), (41671, 493527), (67739, 303603), (101201, 203217), (125013, 164509)]