2008444172

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{87797}}^1$

素因数の和:87870

約数の個数: 48

約数和(自身を含む): 4326685440

約数和(自身を除く): 2318241268

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1204, 1634, 3268, 5719, 11438, 22876, 87797, 175594, 351188, 614579, 1229158, 1668143, 2458316, 3336286, 3775271, 6672572, 7550542, 11677001, 15101084, 23354002, 26426897, 46708004, 52853794, 71730149, 105707588, 143460298, 286920596, 502111043, 1004222086, 2008444172]

約数ペア:

[(1, 2008444172), (2, 1004222086), (4, 502111043), (7, 286920596), (14, 143460298), (19, 105707588), (28, 71730149), (38, 52853794), (43, 46708004), (76, 26426897), (86, 23354002), (133, 15101084), (172, 11677001), (266, 7550542), (301, 6672572), (532, 3775271), (602, 3336286), (817, 2458316), (1204, 1668143), (1634, 1229158), (3268, 614579), (5719, 351188), (11438, 175594), (22876, 87797)]