20206764

素因数分解:

$2^2\times 3^2\times {\mathrm{379}}^1\times {\mathrm{1481}}^1$

素因数の和:1870

約数の個数: 36

約数和(自身を含む): 51247560

約数和(自身を除く): 31040796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 379, 758, 1137, 1481, 1516, 2274, 2962, 3411, 4443, 4548, 5924, 6822, 8886, 13329, 13644, 17772, 26658, 53316, 561299, 1122598, 1683897, 2245196, 3367794, 5051691, 6735588, 10103382, 20206764]

約数ペア:

[(1, 20206764), (2, 10103382), (3, 6735588), (4, 5051691), (6, 3367794), (9, 2245196), (12, 1683897), (18, 1122598), (36, 561299), (379, 53316), (758, 26658), (1137, 17772), (1481, 13644), (1516, 13329), (2274, 8886), (2962, 6822), (3411, 5924), (4443, 4548)]