20851386

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2477}}^1$

素因数の和:2566

約数の個数: 32

約数和(自身を含む): 44247168

約数和(自身を除く): 23395782

約数列:

[1, 2, 3, 6, 23, 46, 61, 69, 122, 138, 183, 366, 1403, 2477, 2806, 4209, 4954, 7431, 8418, 14862, 56971, 113942, 151097, 170913, 302194, 341826, 453291, 906582, 3475231, 6950462, 10425693, 20851386]

約数ペア:

[(1, 20851386), (2, 10425693), (3, 6950462), (6, 3475231), (23, 906582), (46, 453291), (61, 341826), (69, 302194), (122, 170913), (138, 151097), (183, 113942), (366, 56971), (1403, 14862), (2477, 8418), (2806, 7431), (4209, 4954)]