19752766

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2633}}^1$

素因数の和:2688

約数の個数: 24

約数和(自身を含む): 33630912

約数和(自身を除く): 13878146

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 2633, 3751, 5266, 7502, 28963, 57926, 81623, 163246, 318593, 637186, 897853, 1795706, 9876383, 19752766]

約数ペア:

[(1, 19752766), (2, 9876383), (11, 1795706), (22, 897853), (31, 637186), (62, 318593), (121, 163246), (242, 81623), (341, 57926), (682, 28963), (2633, 7502), (3751, 5266)]