19913250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{3793}}^1$

素因数の和:3820

約数の個数: 64

約数和(自身を含む): 56818944

約数和(自身を除く): 36905694

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 525, 750, 875, 1050, 1750, 2625, 3793, 5250, 7586, 11379, 18965, 22758, 26551, 37930, 53102, 56895, 79653, 94825, 113790, 132755, 159306, 189650, 265510, 284475, 398265, 474125, 568950, 663775, 796530, 948250, 1327550, 1422375, 1991325, 2844750, 3318875, 3982650, 6637750, 9956625, 19913250]

約数ペア:

[(1, 19913250), (2, 9956625), (3, 6637750), (5, 3982650), (6, 3318875), (7, 2844750), (10, 1991325), (14, 1422375), (15, 1327550), (21, 948250), (25, 796530), (30, 663775), (35, 568950), (42, 474125), (50, 398265), (70, 284475), (75, 265510), (105, 189650), (125, 159306), (150, 132755), (175, 113790), (210, 94825), (250, 79653), (350, 56895), (375, 53102), (525, 37930), (750, 26551), (875, 22758), (1050, 18965), (1750, 11379), (2625, 7586), (3793, 5250)]