18561874461

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{751}}^1\times {\mathrm{3217}}^1$

素因数の和:4181

約数の個数: 32

約数和(自身を含む): 26832250368

約数和(自身を除く): 8270375907

約数列:

[1, 3, 13, 39, 197, 591, 751, 2253, 2561, 3217, 7683, 9651, 9763, 29289, 41821, 125463, 147947, 443841, 633749, 1901247, 1923311, 2415967, 5769933, 7247901, 8238737, 24716211, 31407571, 94222713, 475945499, 1427836497, 6187291487, 18561874461]

約数ペア:

[(1, 18561874461), (3, 6187291487), (13, 1427836497), (39, 475945499), (197, 94222713), (591, 31407571), (751, 24716211), (2253, 8238737), (2561, 7247901), (3217, 5769933), (7683, 2415967), (9651, 1923311), (9763, 1901247), (29289, 633749), (41821, 443841), (125463, 147947)]