1972657938

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{402419}}^1$

素因数の和:402486

約数の個数: 32

約数和(自身を含む): 4249555200

約数和(自身を除く): 2276897262

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 4902, 402419, 804838, 1207257, 2414514, 7645961, 15291922, 17304017, 22937883, 34608034, 45875766, 51912051, 103824102, 328776323, 657552646, 986328969, 1972657938]

約数ペア:

[(1, 1972657938), (2, 986328969), (3, 657552646), (6, 328776323), (19, 103824102), (38, 51912051), (43, 45875766), (57, 34608034), (86, 22937883), (114, 17304017), (129, 15291922), (258, 7645961), (817, 2414514), (1634, 1207257), (2451, 804838), (4902, 402419)]