31422608

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1787}}^1$

素因数の和:1959

約数の個数: 40

約数和(自身を含む): 70060992

約数和(自身を除く): 38638384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 1787, 2198, 2512, 3574, 4396, 7148, 8792, 12509, 14296, 17584, 25018, 28592, 50036, 100072, 200144, 280559, 561118, 1122236, 1963913, 2244472, 3927826, 4488944, 7855652, 15711304, 31422608]

約数ペア:

[(1, 31422608), (2, 15711304), (4, 7855652), (7, 4488944), (8, 3927826), (14, 2244472), (16, 1963913), (28, 1122236), (56, 561118), (112, 280559), (157, 200144), (314, 100072), (628, 50036), (1099, 28592), (1256, 25018), (1787, 17584), (2198, 14296), (2512, 12509), (3574, 8792), (4396, 7148)]