19644185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 27433728

約数和(自身を除く): 7789543

約数列:

[1, 5, 11, 23, 53, 55, 115, 253, 265, 293, 583, 1219, 1265, 1465, 2915, 3223, 6095, 6739, 13409, 15529, 16115, 33695, 67045, 74129, 77645, 170819, 357167, 370645, 854095, 1785835, 3928837, 19644185]

約数ペア:

[(1, 19644185), (5, 3928837), (11, 1785835), (23, 854095), (53, 370645), (55, 357167), (115, 170819), (253, 77645), (265, 74129), (293, 67045), (583, 33695), (1219, 16115), (1265, 15529), (1465, 13409), (2915, 6739), (3223, 6095)]