18471928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1913}}^1$

素因数の和:2007

約数の個数: 32

約数和(自身を含む): 37208160

約数和(自身を除く): 18736232

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 1913, 2414, 3826, 4828, 7652, 9656, 15304, 32521, 65042, 130084, 135823, 260168, 271646, 543292, 1086584, 2308991, 4617982, 9235964, 18471928]

約数ペア:

[(1, 18471928), (2, 9235964), (4, 4617982), (8, 2308991), (17, 1086584), (34, 543292), (68, 271646), (71, 260168), (136, 135823), (142, 130084), (284, 65042), (568, 32521), (1207, 15304), (1913, 9656), (2414, 7652), (3826, 4828)]