18899712

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:666

約数の個数: 108

約数和(自身を含む): 58777264

約数和(自身を除く): 39877552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 576, 624, 631, 768, 832, 936, 1152, 1248, 1262, 1664, 1872, 1893, 2304, 2496, 2524, 3328, 3744, 3786, 4992, 5048, 5679, 7488, 7572, 8203, 9984, 10096, 11358, 14976, 15144, 16406, 20192, 22716, 24609, 29952, 30288, 32812, 40384, 45432, 49218, 60576, 65624, 73827, 80768, 90864, 98436, 121152, 131248, 147654, 161536, 181728, 196872, 242304, 262496, 295308, 363456, 393744, 484608, 524992, 590616, 726912, 787488, 1049984, 1181232, 1453824, 1574976, 2099968, 2362464, 3149952, 4724928, 6299904, 9449856, 18899712]

約数ペア:

[(1, 18899712), (2, 9449856), (3, 6299904), (4, 4724928), (6, 3149952), (8, 2362464), (9, 2099968), (12, 1574976), (13, 1453824), (16, 1181232), (18, 1049984), (24, 787488), (26, 726912), (32, 590616), (36, 524992), (39, 484608), (48, 393744), (52, 363456), (64, 295308), (72, 262496), (78, 242304), (96, 196872), (104, 181728), (117, 161536), (128, 147654), (144, 131248), (156, 121152), (192, 98436), (208, 90864), (234, 80768), (256, 73827), (288, 65624), (312, 60576), (384, 49218), (416, 45432), (468, 40384), (576, 32812), (624, 30288), (631, 29952), (768, 24609), (832, 22716), (936, 20192), (1152, 16406), (1248, 15144), (1262, 14976), (1664, 11358), (1872, 10096), (1893, 9984), (2304, 8203), (2496, 7572), (2524, 7488), (3328, 5679), (3744, 5048), (3786, 4992)]