2019792368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{145267}}^1$

素因数の和:145365

約数の個数: 40

約数和(自身を含む): 4323175680

約数和(自身を除く): 2303383312

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 1264, 1738, 3476, 6952, 13904, 145267, 290534, 581068, 1162136, 1597937, 2324272, 3195874, 6391748, 11476093, 12783496, 22952186, 25566992, 45904372, 91808744, 126237023, 183617488, 252474046, 504948092, 1009896184, 2019792368]

約数ペア:

[(1, 2019792368), (2, 1009896184), (4, 504948092), (8, 252474046), (11, 183617488), (16, 126237023), (22, 91808744), (44, 45904372), (79, 25566992), (88, 22952186), (158, 12783496), (176, 11476093), (316, 6391748), (632, 3195874), (869, 2324272), (1264, 1597937), (1738, 1162136), (3476, 581068), (6952, 290534), (13904, 145267)]