19774278

素因数分解:

$2^1\times 3^2\times {\mathrm{631}}^1\times {\mathrm{1741}}^1$

素因数の和:2380

約数の個数: 24

約数和(自身を含む): 42936816

約数和(自身を除く): 23162538

約数列:

[1, 2, 3, 6, 9, 18, 631, 1262, 1741, 1893, 3482, 3786, 5223, 5679, 10446, 11358, 15669, 31338, 1098571, 2197142, 3295713, 6591426, 9887139, 19774278]

約数ペア:

[(1, 19774278), (2, 9887139), (3, 6591426), (6, 3295713), (9, 2197142), (18, 1098571), (631, 31338), (1262, 15669), (1741, 11358), (1893, 10446), (3482, 5679), (3786, 5223)]