18418536

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{1201}}^1$

素因数の和:1287

約数の個数: 64

約数和(自身を含む): 51926400

約数和(自身を除く): 33507864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1201, 1278, 1704, 1917, 2402, 2556, 3603, 3834, 4804, 5112, 7206, 7668, 9608, 10809, 14412, 15336, 21618, 28824, 32427, 43236, 64854, 85271, 86472, 129708, 170542, 255813, 259416, 341084, 511626, 682168, 767439, 1023252, 1534878, 2046504, 2302317, 3069756, 4604634, 6139512, 9209268, 18418536]

約数ペア:

[(1, 18418536), (2, 9209268), (3, 6139512), (4, 4604634), (6, 3069756), (8, 2302317), (9, 2046504), (12, 1534878), (18, 1023252), (24, 767439), (27, 682168), (36, 511626), (54, 341084), (71, 259416), (72, 255813), (108, 170542), (142, 129708), (213, 86472), (216, 85271), (284, 64854), (426, 43236), (568, 32427), (639, 28824), (852, 21618), (1201, 15336), (1278, 14412), (1704, 10809), (1917, 9608), (2402, 7668), (2556, 7206), (3603, 5112), (3834, 4804)]