19758998

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1361}}^1$

素因数の和:1448

約数の個数: 32

約数和(自身を含む): 36479808

約数和(自身を除く): 16720810

約数列:

[1, 2, 7, 14, 17, 34, 61, 119, 122, 238, 427, 854, 1037, 1361, 2074, 2722, 7259, 9527, 14518, 19054, 23137, 46274, 83021, 161959, 166042, 323918, 581147, 1162294, 1411357, 2822714, 9879499, 19758998]

約数ペア:

[(1, 19758998), (2, 9879499), (7, 2822714), (14, 1411357), (17, 1162294), (34, 581147), (61, 323918), (119, 166042), (122, 161959), (238, 83021), (427, 46274), (854, 23137), (1037, 19054), (1361, 14518), (2074, 9527), (2722, 7259)]