19678158

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{20627}}^1$

素因数の和:20688

約数の個数: 24

約数和(自身を含む): 43442568

約数和(自身を除く): 23764410

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 20627, 41254, 61881, 123762, 185643, 371286, 1093231, 2186462, 3279693, 6559386, 9839079, 19678158]

約数ペア:

[(1, 19678158), (2, 9839079), (3, 6559386), (6, 3279693), (9, 2186462), (18, 1093231), (53, 371286), (106, 185643), (159, 123762), (318, 61881), (477, 41254), (954, 20627)]