20201237

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2267}}^1$

素因数の和:2360

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 4474603

約数列:

[1, 7, 19, 67, 133, 469, 1273, 2267, 8911, 15869, 43073, 151889, 301511, 1063223, 2885891, 20201237]

約数ペア:

[(1, 20201237), (7, 2885891), (19, 1063223), (67, 301511), (133, 151889), (469, 43073), (1273, 15869), (2267, 8911)]