18988906

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{1567}}^1$

素因数の和:1725

約数の個数: 16

約数和(自身を含む): 29240064

約数和(自身を除く): 10251158

約数列:

[1, 2, 73, 83, 146, 166, 1567, 3134, 6059, 12118, 114391, 130061, 228782, 260122, 9494453, 18988906]

約数ペア:

[(1, 18988906), (2, 9494453), (73, 260122), (83, 228782), (146, 130061), (166, 114391), (1567, 12118), (3134, 6059)]