20862502

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1973}}^1$

素因数の和:2303

約数の個数: 16

約数和(自身を含む): 33257952

約数和(自身を除く): 12395450

約数列:

[1, 2, 17, 34, 311, 622, 1973, 3946, 5287, 10574, 33541, 67082, 613603, 1227206, 10431251, 20862502]

約数ペア:

[(1, 20862502), (2, 10431251), (17, 1227206), (34, 613603), (311, 67082), (622, 33541), (1973, 10574), (3946, 5287)]