20201472044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4917593}}^1$

素因数の和:4917689

約数の個数: 24

約数和(自身を含む): 38553936960

約数和(自身を除く): 18352464916

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 4917593, 9835186, 19670372, 63928709, 127857418, 255714836, 388489847, 776979694, 1553959388, 5050368011, 10100736022, 20201472044]

約数ペア:

[(1, 20201472044), (2, 10100736022), (4, 5050368011), (13, 1553959388), (26, 776979694), (52, 388489847), (79, 255714836), (158, 127857418), (316, 63928709), (1027, 19670372), (2054, 9835186), (4108, 4917593)]