18734490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:349

約数の個数: 80

約数和(自身を含む): 51095880

約数和(自身を除く): 32361390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 101, 135, 162, 202, 229, 270, 303, 405, 458, 505, 606, 687, 810, 909, 1010, 1145, 1374, 1515, 1818, 2061, 2290, 2727, 3030, 3435, 4122, 4545, 5454, 6183, 6870, 8181, 9090, 10305, 12366, 13635, 16362, 18549, 20610, 23129, 27270, 30915, 37098, 40905, 46258, 61830, 69387, 81810, 92745, 115645, 138774, 185490, 208161, 231290, 346935, 416322, 624483, 693870, 1040805, 1248966, 1873449, 2081610, 3122415, 3746898, 6244830, 9367245, 18734490]

約数ペア:

[(1, 18734490), (2, 9367245), (3, 6244830), (5, 3746898), (6, 3122415), (9, 2081610), (10, 1873449), (15, 1248966), (18, 1040805), (27, 693870), (30, 624483), (45, 416322), (54, 346935), (81, 231290), (90, 208161), (101, 185490), (135, 138774), (162, 115645), (202, 92745), (229, 81810), (270, 69387), (303, 61830), (405, 46258), (458, 40905), (505, 37098), (606, 30915), (687, 27270), (810, 23129), (909, 20610), (1010, 18549), (1145, 16362), (1374, 13635), (1515, 12366), (1818, 10305), (2061, 9090), (2290, 8181), (2727, 6870), (3030, 6183), (3435, 5454), (4122, 4545)]