16987292

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{863}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 36771840

約数和(自身を除く): 19784548

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 863, 1036, 1406, 1726, 2812, 3452, 4921, 6041, 9842, 12082, 16397, 19684, 24164, 31931, 32794, 63862, 65588, 114779, 127724, 223517, 229558, 447034, 459116, 606689, 894068, 1213378, 2426756, 4246823, 8493646, 16987292]

約数ペア:

[(1, 16987292), (2, 8493646), (4, 4246823), (7, 2426756), (14, 1213378), (19, 894068), (28, 606689), (37, 459116), (38, 447034), (74, 229558), (76, 223517), (133, 127724), (148, 114779), (259, 65588), (266, 63862), (518, 32794), (532, 31931), (703, 24164), (863, 19684), (1036, 16397), (1406, 12082), (1726, 9842), (2812, 6041), (3452, 4921)]