17983994

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 35562240

約数和(自身を除く): 17578246

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 41, 82, 97, 119, 133, 194, 238, 266, 287, 323, 574, 646, 679, 697, 779, 1358, 1394, 1558, 1649, 1843, 2261, 3298, 3686, 3977, 4522, 4879, 5453, 7954, 9758, 10906, 11543, 12901, 13243, 23086, 25802, 26486, 27839, 31331, 55678, 62662, 67609, 75563, 92701, 135218, 151126, 185402, 219317, 438634, 473263, 528941, 946526, 1057882, 1284571, 2569142, 8991997, 17983994]

約数ペア:

[(1, 17983994), (2, 8991997), (7, 2569142), (14, 1284571), (17, 1057882), (19, 946526), (34, 528941), (38, 473263), (41, 438634), (82, 219317), (97, 185402), (119, 151126), (133, 135218), (194, 92701), (238, 75563), (266, 67609), (287, 62662), (323, 55678), (574, 31331), (646, 27839), (679, 26486), (697, 25802), (779, 23086), (1358, 13243), (1394, 12901), (1558, 11543), (1649, 10906), (1843, 9758), (2261, 7954), (3298, 5453), (3686, 4879), (3977, 4522)]