19719372

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1931}}^1$

素因数の和:1998

約数の個数: 48

約数和(自身を含む): 49335552

約数和(自身を除く): 29616180

約数列:

[1, 2, 3, 4, 6, 12, 23, 37, 46, 69, 74, 92, 111, 138, 148, 222, 276, 444, 851, 1702, 1931, 2553, 3404, 3862, 5106, 5793, 7724, 10212, 11586, 23172, 44413, 71447, 88826, 133239, 142894, 177652, 214341, 266478, 285788, 428682, 532956, 857364, 1643281, 3286562, 4929843, 6573124, 9859686, 19719372]

約数ペア:

[(1, 19719372), (2, 9859686), (3, 6573124), (4, 4929843), (6, 3286562), (12, 1643281), (23, 857364), (37, 532956), (46, 428682), (69, 285788), (74, 266478), (92, 214341), (111, 177652), (138, 142894), (148, 133239), (222, 88826), (276, 71447), (444, 44413), (851, 23172), (1702, 11586), (1931, 10212), (2553, 7724), (3404, 5793), (3862, 5106)]