20512191627

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{39984779}}^1$

素因数の和:39984807

約数の個数: 16

約数和(自身を含む): 31987824000

約数和(自身を除く): 11475632373

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 39984779, 119954337, 359863011, 759710801, 1079589033, 2279132403, 6837397209, 20512191627]

約数ペア:

[(1, 20512191627), (3, 6837397209), (9, 2279132403), (19, 1079589033), (27, 759710801), (57, 359863011), (171, 119954337), (513, 39984779)]