20143648

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4733}}^1$

素因数の和:4769

約数の個数: 48

約数和(自身を含む): 47718720

約数和(自身を除く): 27575072

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4733, 9466, 18932, 33131, 37864, 66262, 75728, 89927, 132524, 151456, 179854, 265048, 359708, 530096, 629489, 719416, 1060192, 1258978, 1438832, 2517956, 2877664, 5035912, 10071824, 20143648]

約数ペア:

[(1, 20143648), (2, 10071824), (4, 5035912), (7, 2877664), (8, 2517956), (14, 1438832), (16, 1258978), (19, 1060192), (28, 719416), (32, 629489), (38, 530096), (56, 359708), (76, 265048), (112, 179854), (133, 151456), (152, 132524), (224, 89927), (266, 75728), (304, 66262), (532, 37864), (608, 33131), (1064, 18932), (2128, 9466), (4256, 4733)]