19275500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2067

約数の個数: 48

約数和(自身を含む): 44335200

約数和(自身を除く): 25059700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2029, 2375, 4058, 4750, 8116, 9500, 10145, 20290, 38551, 40580, 50725, 77102, 101450, 154204, 192755, 202900, 253625, 385510, 507250, 771020, 963775, 1014500, 1927550, 3855100, 4818875, 9637750, 19275500]

約数ペア:

[(1, 19275500), (2, 9637750), (4, 4818875), (5, 3855100), (10, 1927550), (19, 1014500), (20, 963775), (25, 771020), (38, 507250), (50, 385510), (76, 253625), (95, 202900), (100, 192755), (125, 154204), (190, 101450), (250, 77102), (380, 50725), (475, 40580), (500, 38551), (950, 20290), (1900, 10145), (2029, 9500), (2375, 8116), (4058, 4750)]