18977350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{919}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 41068800

約数和(自身を除く): 22091450

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 59, 70, 118, 175, 295, 350, 413, 590, 826, 919, 1475, 1838, 2065, 2950, 4130, 4595, 6433, 9190, 10325, 12866, 20650, 22975, 32165, 45950, 54221, 64330, 108442, 160825, 271105, 321650, 379547, 542210, 759094, 1355525, 1897735, 2711050, 3795470, 9488675, 18977350]

約数ペア:

[(1, 18977350), (2, 9488675), (5, 3795470), (7, 2711050), (10, 1897735), (14, 1355525), (25, 759094), (35, 542210), (50, 379547), (59, 321650), (70, 271105), (118, 160825), (175, 108442), (295, 64330), (350, 54221), (413, 45950), (590, 32165), (826, 22975), (919, 20650), (1475, 12866), (1838, 10325), (2065, 9190), (2950, 6433), (4130, 4595)]