19154427

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 28283904

約数和(自身を除く): 9129477

約数列:

[1, 3, 17, 47, 51, 61, 131, 141, 183, 393, 799, 1037, 2227, 2397, 2867, 3111, 6157, 6681, 7991, 8601, 18471, 23973, 48739, 104669, 135847, 146217, 314007, 375577, 407541, 1126731, 6384809, 19154427]

約数ペア:

[(1, 19154427), (3, 6384809), (17, 1126731), (47, 407541), (51, 375577), (61, 314007), (131, 146217), (141, 135847), (183, 104669), (393, 48739), (799, 23973), (1037, 18471), (2227, 8601), (2397, 7991), (2867, 6681), (3111, 6157)]