1818014639

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{739}}^1$

素因数の和:1167

約数の個数: 32

約数和(自身を含む): 2237760000

約数和(自身を除く): 419745361

約数列:

[1, 7, 19, 53, 133, 349, 371, 739, 1007, 2443, 5173, 6631, 7049, 14041, 18497, 39167, 46417, 98287, 129479, 257911, 274169, 351443, 744173, 1805377, 2460101, 4900309, 5209211, 13669283, 34302163, 95684981, 259716377, 1818014639]

約数ペア:

[(1, 1818014639), (7, 259716377), (19, 95684981), (53, 34302163), (133, 13669283), (349, 5209211), (371, 4900309), (739, 2460101), (1007, 1805377), (2443, 744173), (5173, 351443), (6631, 274169), (7049, 257911), (14041, 129479), (18497, 98287), (39167, 46417)]