39720294

素因数分解:

$2^1\times 3^9\times {\mathrm{1009}}^1$

素因数の和:1038

約数の個数: 40

約数和(自身を含む): 89457720

約数和(自身を除く): 49737426

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1009, 1458, 2018, 2187, 3027, 4374, 6054, 6561, 9081, 13122, 18162, 19683, 27243, 39366, 54486, 81729, 163458, 245187, 490374, 735561, 1471122, 2206683, 4413366, 6620049, 13240098, 19860147, 39720294]

約数ペア:

[(1, 39720294), (2, 19860147), (3, 13240098), (6, 6620049), (9, 4413366), (18, 2206683), (27, 1471122), (54, 735561), (81, 490374), (162, 245187), (243, 163458), (486, 81729), (729, 54486), (1009, 39366), (1458, 27243), (2018, 19683), (2187, 18162), (3027, 13122), (4374, 9081), (6054, 6561)]