19157284

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{691}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 34876800

約数和(自身を除く): 15719516

約数列:

[1, 2, 4, 29, 58, 116, 239, 478, 691, 956, 1382, 2764, 6931, 13862, 20039, 27724, 40078, 80156, 165149, 330298, 660596, 4789321, 9578642, 19157284]

約数ペア:

[(1, 19157284), (2, 9578642), (4, 4789321), (29, 660596), (58, 330298), (116, 165149), (239, 80156), (478, 40078), (691, 27724), (956, 20039), (1382, 13862), (2764, 6931)]