18666774

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 112

約数和(自身を含む): 50365440

約数和(自身を除く): 31698666

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 59, 62, 63, 81, 93, 118, 126, 162, 177, 186, 189, 217, 243, 279, 354, 378, 413, 434, 486, 531, 558, 567, 651, 729, 826, 837, 1062, 1134, 1239, 1302, 1458, 1593, 1674, 1701, 1829, 1953, 2478, 2511, 3186, 3402, 3658, 3717, 3906, 4779, 5022, 5103, 5487, 5859, 7434, 7533, 9558, 10206, 10974, 11151, 11718, 12803, 14337, 15066, 16461, 17577, 22302, 22599, 25606, 28674, 32922, 33453, 35154, 38409, 43011, 45198, 49383, 52731, 66906, 76818, 86022, 98766, 100359, 105462, 115227, 148149, 158193, 200718, 230454, 296298, 301077, 316386, 345681, 444447, 602154, 691362, 888894, 1037043, 1333341, 2074086, 2666682, 3111129, 6222258, 9333387, 18666774]

約数ペア:

[(1, 18666774), (2, 9333387), (3, 6222258), (6, 3111129), (7, 2666682), (9, 2074086), (14, 1333341), (18, 1037043), (21, 888894), (27, 691362), (31, 602154), (42, 444447), (54, 345681), (59, 316386), (62, 301077), (63, 296298), (81, 230454), (93, 200718), (118, 158193), (126, 148149), (162, 115227), (177, 105462), (186, 100359), (189, 98766), (217, 86022), (243, 76818), (279, 66906), (354, 52731), (378, 49383), (413, 45198), (434, 43011), (486, 38409), (531, 35154), (558, 33453), (567, 32922), (651, 28674), (729, 25606), (826, 22599), (837, 22302), (1062, 17577), (1134, 16461), (1239, 15066), (1302, 14337), (1458, 12803), (1593, 11718), (1674, 11151), (1701, 10974), (1829, 10206), (1953, 9558), (2478, 7533), (2511, 7434), (3186, 5859), (3402, 5487), (3658, 5103), (3717, 5022), (3906, 4779)]