19267745

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 28062720

約数和(自身を除く): 8794975

約数列:

[1, 5, 7, 29, 35, 41, 145, 203, 205, 287, 463, 1015, 1189, 1435, 2315, 3241, 5945, 8323, 13427, 16205, 18983, 41615, 67135, 93989, 94915, 132881, 469945, 550507, 664405, 2752535, 3853549, 19267745]

約数ペア:

[(1, 19267745), (5, 3853549), (7, 2752535), (29, 664405), (35, 550507), (41, 469945), (145, 132881), (203, 94915), (205, 93989), (287, 67135), (463, 41615), (1015, 18983), (1189, 16205), (1435, 13427), (2315, 8323), (3241, 5945)]