19218402

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1201}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 48003072

約数和(自身を除く): 28784670

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 127, 254, 381, 762, 889, 1143, 1201, 1778, 2286, 2402, 2667, 3603, 5334, 7206, 8001, 8407, 10809, 16002, 16814, 21618, 25221, 50442, 75663, 151326, 152527, 305054, 457581, 915162, 1067689, 1372743, 2135378, 2745486, 3203067, 6406134, 9609201, 19218402]

約数ペア:

[(1, 19218402), (2, 9609201), (3, 6406134), (6, 3203067), (7, 2745486), (9, 2135378), (14, 1372743), (18, 1067689), (21, 915162), (42, 457581), (63, 305054), (126, 152527), (127, 151326), (254, 75663), (381, 50442), (762, 25221), (889, 21618), (1143, 16814), (1201, 16002), (1778, 10809), (2286, 8407), (2402, 8001), (2667, 7206), (3603, 5334)]