17989804

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5059}}^1$

素因数の和:5197

約数の個数: 24

約数和(自身を含む): 36270080

約数和(自身を除く): 18280276

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 5059, 10118, 20236, 35413, 70826, 141652, 642493, 1284986, 2569972, 4497451, 8994902, 17989804]

約数ペア:

[(1, 17989804), (2, 8994902), (4, 4497451), (7, 2569972), (14, 1284986), (28, 642493), (127, 141652), (254, 70826), (508, 35413), (889, 20236), (1778, 10118), (3556, 5059)]