2008309998

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{647}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 4263985152

約数和(自身を除く): 2255675154

約数列:

[1, 2, 3, 6, 23, 46, 69, 83, 138, 166, 249, 271, 498, 542, 647, 813, 1294, 1626, 1909, 1941, 3818, 3882, 5727, 6233, 11454, 12466, 14881, 18699, 22493, 29762, 37398, 44643, 44986, 53701, 67479, 89286, 107402, 134958, 161103, 175337, 322206, 350674, 517339, 526011, 1034678, 1052022, 1235123, 1552017, 2470246, 3104034, 3705369, 4032751, 7410738, 8065502, 12098253, 14552971, 24196506, 29105942, 43658913, 87317826, 334718333, 669436666, 1004154999, 2008309998]

約数ペア:

[(1, 2008309998), (2, 1004154999), (3, 669436666), (6, 334718333), (23, 87317826), (46, 43658913), (69, 29105942), (83, 24196506), (138, 14552971), (166, 12098253), (249, 8065502), (271, 7410738), (498, 4032751), (542, 3705369), (647, 3104034), (813, 2470246), (1294, 1552017), (1626, 1235123), (1909, 1052022), (1941, 1034678), (3818, 526011), (3882, 517339), (5727, 350674), (6233, 322206), (11454, 175337), (12466, 161103), (14881, 134958), (18699, 107402), (22493, 89286), (29762, 67479), (37398, 53701), (44643, 44986)]