12781184

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{7681}}^1$

素因数の和:7708

約数の個数: 32

約数和(自身を含む): 27424740

約数和(自身を除く): 14643556

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 7681, 15362, 30724, 61448, 99853, 122896, 199706, 245792, 399412, 491584, 798824, 983168, 1597648, 3195296, 6390592, 12781184]

約数ペア:

[(1, 12781184), (2, 6390592), (4, 3195296), (8, 1597648), (13, 983168), (16, 798824), (26, 491584), (32, 399412), (52, 245792), (64, 199706), (104, 122896), (128, 99853), (208, 61448), (416, 30724), (832, 15362), (1664, 7681)]