1938291290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3371}}^1\times {\mathrm{4423}}^1$

素因数の和:7814

約数の個数: 32

約数和(自身を含む): 3759267456

約数和(自身を除く): 1820976166

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3371, 4423, 6742, 8846, 16855, 22115, 33710, 43823, 44230, 57499, 87646, 114998, 219115, 287495, 438230, 574990, 14909933, 29819866, 74549665, 149099330, 193829129, 387658258, 969145645, 1938291290]

約数ペア:

[(1, 1938291290), (2, 969145645), (5, 387658258), (10, 193829129), (13, 149099330), (26, 74549665), (65, 29819866), (130, 14909933), (3371, 574990), (4423, 438230), (6742, 287495), (8846, 219115), (16855, 114998), (22115, 87646), (33710, 57499), (43823, 44230)]