18917592

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 50561280

約数和(自身を除く): 31643688

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 43, 46, 69, 86, 92, 129, 138, 172, 184, 258, 276, 344, 516, 552, 797, 989, 1032, 1594, 1978, 2391, 2967, 3188, 3956, 4782, 5934, 6376, 7912, 9564, 11868, 18331, 19128, 23736, 34271, 36662, 54993, 68542, 73324, 102813, 109986, 137084, 146648, 205626, 219972, 274168, 411252, 439944, 788233, 822504, 1576466, 2364699, 3152932, 4729398, 6305864, 9458796, 18917592]

約数ペア:

[(1, 18917592), (2, 9458796), (3, 6305864), (4, 4729398), (6, 3152932), (8, 2364699), (12, 1576466), (23, 822504), (24, 788233), (43, 439944), (46, 411252), (69, 274168), (86, 219972), (92, 205626), (129, 146648), (138, 137084), (172, 109986), (184, 102813), (258, 73324), (276, 68542), (344, 54993), (516, 36662), (552, 34271), (797, 23736), (989, 19128), (1032, 18331), (1594, 11868), (1978, 9564), (2391, 7912), (2967, 6376), (3188, 5934), (3956, 4782)]