20668608

素因数分解:

$2^6\times 3^6\times {\mathrm{443}}^1$

素因数の和:473

約数の個数: 98

約数和(自身を含む): 61632084

約数和(自身を除く): 40963476

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 243, 288, 324, 432, 443, 486, 576, 648, 729, 864, 886, 972, 1296, 1329, 1458, 1728, 1772, 1944, 2592, 2658, 2916, 3544, 3888, 3987, 5184, 5316, 5832, 7088, 7776, 7974, 10632, 11664, 11961, 14176, 15552, 15948, 21264, 23328, 23922, 28352, 31896, 35883, 42528, 46656, 47844, 63792, 71766, 85056, 95688, 107649, 127584, 143532, 191376, 215298, 255168, 287064, 322947, 382752, 430596, 574128, 645894, 765504, 861192, 1148256, 1291788, 1722384, 2296512, 2583576, 3444768, 5167152, 6889536, 10334304, 20668608]

約数ペア:

[(1, 20668608), (2, 10334304), (3, 6889536), (4, 5167152), (6, 3444768), (8, 2583576), (9, 2296512), (12, 1722384), (16, 1291788), (18, 1148256), (24, 861192), (27, 765504), (32, 645894), (36, 574128), (48, 430596), (54, 382752), (64, 322947), (72, 287064), (81, 255168), (96, 215298), (108, 191376), (144, 143532), (162, 127584), (192, 107649), (216, 95688), (243, 85056), (288, 71766), (324, 63792), (432, 47844), (443, 46656), (486, 42528), (576, 35883), (648, 31896), (729, 28352), (864, 23922), (886, 23328), (972, 21264), (1296, 15948), (1329, 15552), (1458, 14176), (1728, 11961), (1772, 11664), (1944, 10632), (2592, 7974), (2658, 7776), (2916, 7088), (3544, 5832), (3888, 5316), (3987, 5184)]