18301300

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{929}}^1$

素因数の和:1140

約数の個数: 36

約数和(自身を含む): 39958380

約数和(自身を除く): 21657080

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 929, 985, 1858, 1970, 3716, 3940, 4645, 4925, 9290, 9850, 18580, 19700, 23225, 46450, 92900, 183013, 366026, 732052, 915065, 1830130, 3660260, 4575325, 9150650, 18301300]

約数ペア:

[(1, 18301300), (2, 9150650), (4, 4575325), (5, 3660260), (10, 1830130), (20, 915065), (25, 732052), (50, 366026), (100, 183013), (197, 92900), (394, 46450), (788, 23225), (929, 19700), (985, 18580), (1858, 9850), (1970, 9290), (3716, 4925), (3940, 4645)]