20145554403

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1\times {\mathrm{21767}}^1$

素因数の和:23051

約数の個数: 32

約数和(自身を含む): 30475200000

約数和(自身を除く): 10329645597

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 1249, 3747, 16237, 21767, 23731, 48711, 65301, 71193, 282971, 308503, 413573, 848913, 925509, 1240719, 5376449, 16129347, 27186983, 81560949, 353430779, 516552677, 1060292337, 1549658031, 6715184801, 20145554403]

約数ペア:

[(1, 20145554403), (3, 6715184801), (13, 1549658031), (19, 1060292337), (39, 516552677), (57, 353430779), (247, 81560949), (741, 27186983), (1249, 16129347), (3747, 5376449), (16237, 1240719), (21767, 925509), (23731, 848913), (48711, 413573), (65301, 308503), (71193, 282971)]