18564768

素因数分解:

$2^5\times 3^3\times {\mathrm{21487}}^1$

素因数の和:21506

約数の個数: 48

約数和(自身を含む): 54149760

約数和(自身を除く): 35584992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 21487, 42974, 64461, 85948, 128922, 171896, 193383, 257844, 343792, 386766, 515688, 580149, 687584, 773532, 1031376, 1160298, 1547064, 2062752, 2320596, 3094128, 4641192, 6188256, 9282384, 18564768]

約数ペア:

[(1, 18564768), (2, 9282384), (3, 6188256), (4, 4641192), (6, 3094128), (8, 2320596), (9, 2062752), (12, 1547064), (16, 1160298), (18, 1031376), (24, 773532), (27, 687584), (32, 580149), (36, 515688), (48, 386766), (54, 343792), (72, 257844), (96, 193383), (108, 171896), (144, 128922), (216, 85948), (288, 64461), (432, 42974), (864, 21487)]