20077756

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3943}}^1$

素因数の和:4033

約数の個数: 24

約数和(自身を含む): 37546880

約数和(自身を除く): 17469124

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 3943, 5092, 7886, 15772, 74917, 149834, 264181, 299668, 528362, 1056724, 5019439, 10038878, 20077756]

約数ペア:

[(1, 20077756), (2, 10038878), (4, 5019439), (19, 1056724), (38, 528362), (67, 299668), (76, 264181), (134, 149834), (268, 74917), (1273, 15772), (2546, 7886), (3943, 5092)]