18588990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 55738368

約数和(自身を除く): 37149378

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 41, 42, 51, 70, 82, 85, 102, 105, 119, 123, 127, 170, 205, 210, 238, 246, 254, 255, 287, 357, 381, 410, 510, 574, 595, 615, 635, 697, 714, 762, 861, 889, 1190, 1230, 1270, 1394, 1435, 1722, 1778, 1785, 1905, 2091, 2159, 2667, 2870, 3485, 3570, 3810, 4182, 4305, 4318, 4445, 4879, 5207, 5334, 6477, 6970, 8610, 8890, 9758, 10414, 10455, 10795, 12954, 13335, 14637, 15113, 15621, 20910, 21590, 24395, 26035, 26670, 29274, 30226, 31242, 32385, 36449, 45339, 48790, 52070, 64770, 72898, 73185, 75565, 78105, 88519, 90678, 109347, 146370, 151130, 156210, 177038, 182245, 218694, 226695, 265557, 364490, 442595, 453390, 531114, 546735, 619633, 885190, 1093470, 1239266, 1327785, 1858899, 2655570, 3098165, 3717798, 6196330, 9294495, 18588990]

約数ペア:

[(1, 18588990), (2, 9294495), (3, 6196330), (5, 3717798), (6, 3098165), (7, 2655570), (10, 1858899), (14, 1327785), (15, 1239266), (17, 1093470), (21, 885190), (30, 619633), (34, 546735), (35, 531114), (41, 453390), (42, 442595), (51, 364490), (70, 265557), (82, 226695), (85, 218694), (102, 182245), (105, 177038), (119, 156210), (123, 151130), (127, 146370), (170, 109347), (205, 90678), (210, 88519), (238, 78105), (246, 75565), (254, 73185), (255, 72898), (287, 64770), (357, 52070), (381, 48790), (410, 45339), (510, 36449), (574, 32385), (595, 31242), (615, 30226), (635, 29274), (697, 26670), (714, 26035), (762, 24395), (861, 21590), (889, 20910), (1190, 15621), (1230, 15113), (1270, 14637), (1394, 13335), (1435, 12954), (1722, 10795), (1778, 10455), (1785, 10414), (1905, 9758), (2091, 8890), (2159, 8610), (2667, 6970), (2870, 6477), (3485, 5334), (3570, 5207), (3810, 4879), (4182, 4445), (4305, 4318)]