20110664

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 46569600

約数和(自身を除く): 26458936

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 56, 76, 82, 133, 152, 164, 266, 287, 328, 461, 532, 574, 779, 922, 1064, 1148, 1558, 1844, 2296, 3116, 3227, 3688, 5453, 6232, 6454, 8759, 10906, 12908, 17518, 18901, 21812, 25816, 35036, 37802, 43624, 61313, 70072, 75604, 122626, 132307, 151208, 245252, 264614, 359119, 490504, 529228, 718238, 1058456, 1436476, 2513833, 2872952, 5027666, 10055332, 20110664]

約数ペア:

[(1, 20110664), (2, 10055332), (4, 5027666), (7, 2872952), (8, 2513833), (14, 1436476), (19, 1058456), (28, 718238), (38, 529228), (41, 490504), (56, 359119), (76, 264614), (82, 245252), (133, 151208), (152, 132307), (164, 122626), (266, 75604), (287, 70072), (328, 61313), (461, 43624), (532, 37802), (574, 35036), (779, 25816), (922, 21812), (1064, 18901), (1148, 17518), (1558, 12908), (1844, 10906), (2296, 8759), (3116, 6454), (3227, 6232), (3688, 5453)]