19028763

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1063}}^1$

素因数の和:1105

約数の個数: 40

約数和(自身を含む): 32443488

約数和(自身を除く): 13414725

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1053, 1063, 1377, 1989, 3189, 5967, 9567, 13819, 17901, 18071, 28701, 41457, 54213, 86103, 124371, 162639, 234923, 373113, 487917, 704769, 1119339, 1463751, 2114307, 6342921, 19028763]

約数ペア:

[(1, 19028763), (3, 6342921), (9, 2114307), (13, 1463751), (17, 1119339), (27, 704769), (39, 487917), (51, 373113), (81, 234923), (117, 162639), (153, 124371), (221, 86103), (351, 54213), (459, 41457), (663, 28701), (1053, 18071), (1063, 17901), (1377, 13819), (1989, 9567), (3189, 5967)]