18481424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{88853}}^1$

素因数の和:88874

約数の個数: 20

約数和(自身を含む): 38562636

約数和(自身を除く): 20081212

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 88853, 177706, 355412, 710824, 1155089, 1421648, 2310178, 4620356, 9240712, 18481424]

約数ペア:

[(1, 18481424), (2, 9240712), (4, 4620356), (8, 2310178), (13, 1421648), (16, 1155089), (26, 710824), (52, 355412), (104, 177706), (208, 88853)]