20747922

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15647}}^1$

素因数の和:15682

約数の個数: 32

約数和(自身を含む): 47319552

約数和(自身を除く): 26571630

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15647, 31294, 46941, 93882, 203411, 265999, 406822, 531998, 610233, 797997, 1220466, 1595994, 3457987, 6915974, 10373961, 20747922]

約数ペア:

[(1, 20747922), (2, 10373961), (3, 6915974), (6, 3457987), (13, 1595994), (17, 1220466), (26, 797997), (34, 610233), (39, 531998), (51, 406822), (78, 265999), (102, 203411), (221, 93882), (442, 46941), (663, 31294), (1326, 15647)]