1999553922

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{29027}}^1$

素因数の和:29167

約数の個数: 48

約数和(自身を含む): 4483084320

約数和(自身を除く): 2483530398

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 89, 129, 178, 258, 267, 387, 534, 774, 801, 1602, 3827, 7654, 11481, 22962, 29027, 34443, 58054, 68886, 87081, 174162, 261243, 522486, 1248161, 2496322, 2583403, 3744483, 5166806, 7488966, 7750209, 11233449, 15500418, 22466898, 23250627, 46501254, 111086329, 222172658, 333258987, 666517974, 999776961, 1999553922]

約数ペア:

[(1, 1999553922), (2, 999776961), (3, 666517974), (6, 333258987), (9, 222172658), (18, 111086329), (43, 46501254), (86, 23250627), (89, 22466898), (129, 15500418), (178, 11233449), (258, 7750209), (267, 7488966), (387, 5166806), (534, 3744483), (774, 2583403), (801, 2496322), (1602, 1248161), (3827, 522486), (7654, 261243), (11481, 174162), (22962, 87081), (29027, 68886), (34443, 58054)]