19920650

素因数分解:

$2^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{1667}}^1$

素因数の和:1918

約数の個数: 24

約数和(自身を含む): 37229760

約数和(自身を除く): 17309110

約数列:

[1, 2, 5, 10, 25, 50, 239, 478, 1195, 1667, 2390, 3334, 5975, 8335, 11950, 16670, 41675, 83350, 398413, 796826, 1992065, 3984130, 9960325, 19920650]

約数ペア:

[(1, 19920650), (2, 9960325), (5, 3984130), (10, 1992065), (25, 796826), (50, 398413), (239, 83350), (478, 41675), (1195, 16670), (1667, 11950), (2390, 8335), (3334, 5975)]