18829083

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 32175360

約数和(自身を除く): 13346277

約数列:

[1, 3, 7, 13, 21, 39, 49, 59, 91, 147, 167, 177, 273, 413, 501, 637, 767, 1169, 1239, 1911, 2171, 2301, 2891, 3507, 5369, 6513, 8183, 8673, 9853, 15197, 16107, 24549, 29559, 37583, 45591, 68971, 106379, 112749, 128089, 206913, 319137, 384267, 482797, 896623, 1448391, 2689869, 6276361, 18829083]

約数ペア:

[(1, 18829083), (3, 6276361), (7, 2689869), (13, 1448391), (21, 896623), (39, 482797), (49, 384267), (59, 319137), (91, 206913), (147, 128089), (167, 112749), (177, 106379), (273, 68971), (413, 45591), (501, 37583), (637, 29559), (767, 24549), (1169, 16107), (1239, 15197), (1911, 9853), (2171, 8673), (2301, 8183), (2891, 6513), (3507, 5369)]