13219856

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{4889}}^1$

素因数の和:4923

約数の個数: 30

約数和(自身を含む): 27740970

約数和(自身を除く): 14521114

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 4889, 9778, 19556, 39112, 63557, 78224, 127114, 254228, 508456, 826241, 1016912, 1652482, 3304964, 6609928, 13219856]

約数ペア:

[(1, 13219856), (2, 6609928), (4, 3304964), (8, 1652482), (13, 1016912), (16, 826241), (26, 508456), (52, 254228), (104, 127114), (169, 78224), (208, 63557), (338, 39112), (676, 19556), (1352, 9778), (2704, 4889)]