28135228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20627}}^1$

素因数の和:20673

約数の個数: 24

約数和(自身を含む): 55448064

約数和(自身を除く): 27312836

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 20627, 41254, 82508, 226897, 453794, 639437, 907588, 1278874, 2557748, 7033807, 14067614, 28135228]

約数ペア:

[(1, 28135228), (2, 14067614), (4, 7033807), (11, 2557748), (22, 1278874), (31, 907588), (44, 639437), (62, 453794), (124, 226897), (341, 82508), (682, 41254), (1364, 20627)]