20761775484

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{113983}}^1$

素因数の和:114386

約数の個数: 48

約数和(自身を含む): 49711613952

約数和(自身を除く): 28949838468

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 353, 516, 706, 1059, 1412, 2118, 4236, 15179, 30358, 45537, 60716, 91074, 113983, 182148, 227966, 341949, 455932, 683898, 1367796, 4901269, 9802538, 14703807, 19605076, 29407614, 40235999, 58815228, 80471998, 120707997, 160943996, 241415994, 482831988, 1730147957, 3460295914, 5190443871, 6920591828, 10380887742, 20761775484]

約数ペア:

[(1, 20761775484), (2, 10380887742), (3, 6920591828), (4, 5190443871), (6, 3460295914), (12, 1730147957), (43, 482831988), (86, 241415994), (129, 160943996), (172, 120707997), (258, 80471998), (353, 58815228), (516, 40235999), (706, 29407614), (1059, 19605076), (1412, 14703807), (2118, 9802538), (4236, 4901269), (15179, 1367796), (30358, 683898), (45537, 455932), (60716, 341949), (91074, 227966), (113983, 182148)]