18216848

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{6737}}^1$

素因数の和:6771

約数の個数: 30

約数和(自身を含む): 38224674

約数和(自身を除く): 20007826

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 6737, 13474, 26948, 53896, 87581, 107792, 175162, 350324, 700648, 1138553, 1401296, 2277106, 4554212, 9108424, 18216848]

約数ペア:

[(1, 18216848), (2, 9108424), (4, 4554212), (8, 2277106), (13, 1401296), (16, 1138553), (26, 700648), (52, 350324), (104, 175162), (169, 107792), (208, 87581), (338, 53896), (676, 26948), (1352, 13474), (2704, 6737)]