19966104

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6449}}^1$

素因数の和:6504

約数の個数: 48

約数和(自身を含む): 55341000

約数和(自身を除く): 35374896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6449, 12898, 19347, 25796, 38694, 51592, 58041, 77388, 116082, 154776, 232164, 277307, 464328, 554614, 831921, 1109228, 1663842, 2218456, 2495763, 3327684, 4991526, 6655368, 9983052, 19966104]

約数ペア:

[(1, 19966104), (2, 9983052), (3, 6655368), (4, 4991526), (6, 3327684), (8, 2495763), (9, 2218456), (12, 1663842), (18, 1109228), (24, 831921), (36, 554614), (43, 464328), (72, 277307), (86, 232164), (129, 154776), (172, 116082), (258, 77388), (344, 58041), (387, 51592), (516, 38694), (774, 25796), (1032, 19347), (1548, 12898), (3096, 6449)]