18694588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{5119}}^1$

素因数の和:5217

約数の個数: 24

約数和(自身を含む): 36126720

約数和(自身を除く): 17432132

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 5119, 10238, 20476, 56309, 112618, 225236, 424877, 849754, 1699508, 4673647, 9347294, 18694588]

約数ペア:

[(1, 18694588), (2, 9347294), (4, 4673647), (11, 1699508), (22, 849754), (44, 424877), (83, 225236), (166, 112618), (332, 56309), (913, 20476), (1826, 10238), (3652, 5119)]