19001860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23173}}^1$

素因数の和:23223

約数の個数: 24

約数和(自身を含む): 40878936

約数和(自身を除く): 21877076

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 23173, 46346, 92692, 115865, 231730, 463460, 950093, 1900186, 3800372, 4750465, 9500930, 19001860]

約数ペア:

[(1, 19001860), (2, 9500930), (4, 4750465), (5, 3800372), (10, 1900186), (20, 950093), (41, 463460), (82, 231730), (164, 115865), (205, 92692), (410, 46346), (820, 23173)]