17971492

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 42900480

約数和(自身を除く): 24928988

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 37, 38, 44, 74, 76, 77, 83, 133, 148, 154, 166, 209, 259, 266, 308, 332, 407, 418, 518, 532, 581, 703, 814, 836, 913, 1036, 1162, 1406, 1463, 1577, 1628, 1826, 2324, 2812, 2849, 2926, 3071, 3154, 3652, 4921, 5698, 5852, 6142, 6308, 6391, 7733, 9842, 11039, 11396, 12284, 12782, 15466, 17347, 19684, 21497, 22078, 25564, 30932, 33781, 34694, 42994, 44156, 54131, 58349, 67562, 69388, 85988, 108262, 116698, 121429, 135124, 216524, 233396, 236467, 242858, 408443, 472934, 485716, 641839, 816886, 945868, 1283678, 1633772, 2567356, 4492873, 8985746, 17971492]

約数ペア:

[(1, 17971492), (2, 8985746), (4, 4492873), (7, 2567356), (11, 1633772), (14, 1283678), (19, 945868), (22, 816886), (28, 641839), (37, 485716), (38, 472934), (44, 408443), (74, 242858), (76, 236467), (77, 233396), (83, 216524), (133, 135124), (148, 121429), (154, 116698), (166, 108262), (209, 85988), (259, 69388), (266, 67562), (308, 58349), (332, 54131), (407, 44156), (418, 42994), (518, 34694), (532, 33781), (581, 30932), (703, 25564), (814, 22078), (836, 21497), (913, 19684), (1036, 17347), (1162, 15466), (1406, 12782), (1463, 12284), (1577, 11396), (1628, 11039), (1826, 9842), (2324, 7733), (2812, 6391), (2849, 6308), (2926, 6142), (3071, 5852), (3154, 5698), (3652, 4921)]