638974764

素因数分解:

$2^2\times 3^3\times {\mathrm{5916433}}^1$

素因数の和:5916446

約数の個数: 24

約数和(自身を含む): 1656601520

約数和(自身を除く): 1017626756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 5916433, 11832866, 17749299, 23665732, 35498598, 53247897, 70997196, 106495794, 159743691, 212991588, 319487382, 638974764]

約数ペア:

[(1, 638974764), (2, 319487382), (3, 212991588), (4, 159743691), (6, 106495794), (9, 70997196), (12, 53247897), (18, 35498598), (27, 23665732), (36, 17749299), (54, 11832866), (108, 5916433)]