18636176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89597}}^1$

素因数の和:89618

約数の個数: 20

約数和(自身を含む): 38885532

約数和(自身を除く): 20249356

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 89597, 179194, 358388, 716776, 1164761, 1433552, 2329522, 4659044, 9318088, 18636176]

約数ペア:

[(1, 18636176), (2, 9318088), (4, 4659044), (8, 2329522), (13, 1433552), (16, 1164761), (26, 716776), (52, 358388), (104, 179194), (208, 89597)]