13180508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 27143424

約数和(自身を除く): 13962916

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 67, 68, 134, 187, 263, 268, 374, 526, 737, 748, 1052, 1139, 1474, 2278, 2893, 2948, 4471, 4556, 5786, 8942, 11572, 12529, 17621, 17884, 25058, 35242, 49181, 50116, 70484, 98362, 193831, 196724, 299557, 387662, 599114, 775324, 1198228, 3295127, 6590254, 13180508]

約数ペア:

[(1, 13180508), (2, 6590254), (4, 3295127), (11, 1198228), (17, 775324), (22, 599114), (34, 387662), (44, 299557), (67, 196724), (68, 193831), (134, 98362), (187, 70484), (263, 50116), (268, 49181), (374, 35242), (526, 25058), (737, 17884), (748, 17621), (1052, 12529), (1139, 11572), (1474, 8942), (2278, 5786), (2893, 4556), (2948, 4471)]