2018011900

素因数分解:

$2^2\times 5^2\times {\mathrm{2477}}^1\times {\mathrm{8147}}^1$

素因数の和:10638

約数の個数: 36

約数和(自身を含む): 4381391448

約数和(自身を除く): 2363379548

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2477, 4954, 8147, 9908, 12385, 16294, 24770, 32588, 40735, 49540, 61925, 81470, 123850, 162940, 203675, 247700, 407350, 814700, 20180119, 40360238, 80720476, 100900595, 201801190, 403602380, 504502975, 1009005950, 2018011900]

約数ペア:

[(1, 2018011900), (2, 1009005950), (4, 504502975), (5, 403602380), (10, 201801190), (20, 100900595), (25, 80720476), (50, 40360238), (100, 20180119), (2477, 814700), (4954, 407350), (8147, 247700), (9908, 203675), (12385, 162940), (16294, 123850), (24770, 81470), (32588, 61925), (40735, 49540)]