19558855

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3209}}^1$

素因数の和:3290

約数の個数: 16

約数和(自身を含む): 24960960

約数和(自身を除く): 5402105

約数列:

[1, 5, 23, 53, 115, 265, 1219, 3209, 6095, 16045, 73807, 170077, 369035, 850385, 3911771, 19558855]

約数ペア:

[(1, 19558855), (5, 3911771), (23, 850385), (53, 369035), (115, 170077), (265, 73807), (1219, 16045), (3209, 6095)]