19450887

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 26566752

約数和(自身を除く): 7115865

約数列:

[1, 3, 61, 157, 183, 471, 677, 2031, 9577, 28731, 41297, 106289, 123891, 318867, 6483629, 19450887]

約数ペア:

[(1, 19450887), (3, 6483629), (61, 318867), (157, 123891), (183, 106289), (471, 41297), (677, 28731), (2031, 9577)]