19016272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1049}}^1$

素因数の和:1171

約数の個数: 40

約数和(自身を含む): 40622400

約数和(自身を除く): 21606128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 103, 176, 206, 412, 824, 1049, 1133, 1648, 2098, 2266, 4196, 4532, 8392, 9064, 11539, 16784, 18128, 23078, 46156, 92312, 108047, 184624, 216094, 432188, 864376, 1188517, 1728752, 2377034, 4754068, 9508136, 19016272]

約数ペア:

[(1, 19016272), (2, 9508136), (4, 4754068), (8, 2377034), (11, 1728752), (16, 1188517), (22, 864376), (44, 432188), (88, 216094), (103, 184624), (176, 108047), (206, 92312), (412, 46156), (824, 23078), (1049, 18128), (1133, 16784), (1648, 11539), (2098, 9064), (2266, 8392), (4196, 4532)]