20461155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9539}}^1$

素因数の和:9571

約数の個数: 32

約数和(自身を含む): 38465280

約数和(自身を除く): 18004125

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 9539, 28617, 47695, 104929, 124007, 143085, 314787, 372021, 524645, 620035, 1364077, 1573935, 1860105, 4092231, 6820385, 20461155]

約数ペア:

[(1, 20461155), (3, 6820385), (5, 4092231), (11, 1860105), (13, 1573935), (15, 1364077), (33, 620035), (39, 524645), (55, 372021), (65, 314787), (143, 143085), (165, 124007), (195, 104929), (429, 47695), (715, 28617), (2145, 9539)]