19880548

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9431}}^1$

素因数の和:9483

約数の個数: 24

約数和(自身を含む): 38029824

約数和(自身を除く): 18149276

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 9431, 18862, 37724, 160327, 292361, 320654, 584722, 641308, 1169444, 4970137, 9940274, 19880548]

約数ペア:

[(1, 19880548), (2, 9940274), (4, 4970137), (17, 1169444), (31, 641308), (34, 584722), (62, 320654), (68, 292361), (124, 160327), (527, 37724), (1054, 18862), (2108, 9431)]