19932177

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 29462400

約数和(自身を除く): 9530223

約数列:

[1, 3, 17, 43, 51, 61, 129, 149, 183, 447, 731, 1037, 2193, 2533, 2623, 3111, 6407, 7599, 7869, 9089, 19221, 27267, 44591, 108919, 133773, 154513, 326757, 390827, 463539, 1172481, 6644059, 19932177]

約数ペア:

[(1, 19932177), (3, 6644059), (17, 1172481), (43, 463539), (51, 390827), (61, 326757), (129, 154513), (149, 133773), (183, 108919), (447, 44591), (731, 27267), (1037, 19221), (2193, 9089), (2533, 7869), (2623, 7599), (3111, 6407)]