2019356781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{27943}}^1$

素因数の和:28085

約数の個数: 32

約数和(自身を含む): 3098430720

約数和(自身を除く): 1079073939

約数列:

[1, 3, 13, 17, 39, 51, 109, 221, 327, 663, 1417, 1853, 4251, 5559, 24089, 27943, 72267, 83829, 363259, 475031, 1089777, 1425093, 3045787, 6175403, 9137361, 18526209, 39595231, 51778379, 118785693, 155335137, 673118927, 2019356781]

約数ペア:

[(1, 2019356781), (3, 673118927), (13, 155335137), (17, 118785693), (39, 51778379), (51, 39595231), (109, 18526209), (221, 9137361), (327, 6175403), (663, 3045787), (1417, 1425093), (1853, 1089777), (4251, 475031), (5559, 363259), (24089, 83829), (27943, 72267)]