19423700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10223}}^1$

素因数の和:10256

約数の個数: 36

約数和(自身を含む): 44372160

約数和(自身を除く): 24948460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 10223, 20446, 40892, 51115, 102230, 194237, 204460, 255575, 388474, 511150, 776948, 971185, 1022300, 1942370, 3884740, 4855925, 9711850, 19423700]

約数ペア:

[(1, 19423700), (2, 9711850), (4, 4855925), (5, 3884740), (10, 1942370), (19, 1022300), (20, 971185), (25, 776948), (38, 511150), (50, 388474), (76, 255575), (95, 204460), (100, 194237), (190, 102230), (380, 51115), (475, 40892), (950, 20446), (1900, 10223)]