2019955424

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{419}}^1\times {\mathrm{1907}}^1$

素因数の和:2415

約数の個数: 48

約数和(自身を含む): 4038854400

約数和(自身を除く): 2018898976

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 419, 632, 838, 1264, 1676, 1907, 2528, 3352, 3814, 6704, 7628, 13408, 15256, 30512, 33101, 61024, 66202, 132404, 150653, 264808, 301306, 529616, 602612, 799033, 1059232, 1205224, 1598066, 2410448, 3196132, 4820896, 6392264, 12784528, 25569056, 63123607, 126247214, 252494428, 504988856, 1009977712, 2019955424]

約数ペア:

[(1, 2019955424), (2, 1009977712), (4, 504988856), (8, 252494428), (16, 126247214), (32, 63123607), (79, 25569056), (158, 12784528), (316, 6392264), (419, 4820896), (632, 3196132), (838, 2410448), (1264, 1598066), (1676, 1205224), (1907, 1059232), (2528, 799033), (3352, 602612), (3814, 529616), (6704, 301306), (7628, 264808), (13408, 150653), (15256, 132404), (30512, 66202), (33101, 61024)]