2065648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9931}}^1$

素因数の和:9952

約数の個数: 20

約数和(自身を含む): 4310488

約数和(自身を除く): 2244840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9931, 19862, 39724, 79448, 129103, 158896, 258206, 516412, 1032824, 2065648]

約数ペア:

[(1, 2065648), (2, 1032824), (4, 516412), (8, 258206), (13, 158896), (16, 129103), (26, 79448), (52, 39724), (104, 19862), (208, 9931)]