20392938

素因数分解:

$2^1\times 3^3\times {\mathrm{241}}^1\times {\mathrm{1567}}^1$

素因数の和:1819

約数の個数: 32

約数和(自身を含む): 45534720

約数和(自身を除く): 25141782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 241, 482, 723, 1446, 1567, 2169, 3134, 4338, 4701, 6507, 9402, 13014, 14103, 28206, 42309, 84618, 377647, 755294, 1132941, 2265882, 3398823, 6797646, 10196469, 20392938]

約数ペア:

[(1, 20392938), (2, 10196469), (3, 6797646), (6, 3398823), (9, 2265882), (18, 1132941), (27, 755294), (54, 377647), (241, 84618), (482, 42309), (723, 28206), (1446, 14103), (1567, 13014), (2169, 9402), (3134, 6507), (4338, 4701)]