19960128

素因数分解:

$2^6\times 3^3\times {\mathrm{11551}}^1$

素因数の和:11572

約数の個数: 56

約数和(自身を含む): 58684160

約数和(自身を除く): 38724032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 11551, 23102, 34653, 46204, 69306, 92408, 103959, 138612, 184816, 207918, 277224, 311877, 369632, 415836, 554448, 623754, 739264, 831672, 1108896, 1247508, 1663344, 2217792, 2495016, 3326688, 4990032, 6653376, 9980064, 19960128]

約数ペア:

[(1, 19960128), (2, 9980064), (3, 6653376), (4, 4990032), (6, 3326688), (8, 2495016), (9, 2217792), (12, 1663344), (16, 1247508), (18, 1108896), (24, 831672), (27, 739264), (32, 623754), (36, 554448), (48, 415836), (54, 369632), (64, 311877), (72, 277224), (96, 207918), (108, 184816), (144, 138612), (192, 103959), (216, 92408), (288, 69306), (432, 46204), (576, 34653), (864, 23102), (1728, 11551)]