18836600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4957}}^1$

素因数の和:4992

約数の個数: 48

約数和(自身を含む): 46109400

約数和(自身を除く): 27272800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 4957, 9914, 19828, 24785, 39656, 49570, 94183, 99140, 123925, 188366, 198280, 247850, 376732, 470915, 495700, 753464, 941830, 991400, 1883660, 2354575, 3767320, 4709150, 9418300, 18836600]

約数ペア:

[(1, 18836600), (2, 9418300), (4, 4709150), (5, 3767320), (8, 2354575), (10, 1883660), (19, 991400), (20, 941830), (25, 753464), (38, 495700), (40, 470915), (50, 376732), (76, 247850), (95, 198280), (100, 188366), (152, 123925), (190, 99140), (200, 94183), (380, 49570), (475, 39656), (760, 24785), (950, 19828), (1900, 9914), (3800, 4957)]