20852912379

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{129121}}^1$

素因数の和:129279

約数の個数: 32

約数和(自身を含む): 30976884288

約数和(自身を除く): 10123971909

約数列:

[1, 3, 13, 39, 41, 101, 123, 303, 533, 1313, 1599, 3939, 4141, 12423, 53833, 129121, 161499, 387363, 1678573, 5035719, 5293961, 13041221, 15881883, 39123663, 68821493, 169535873, 206464479, 508607619, 534690061, 1604070183, 6950970793, 20852912379]

約数ペア:

[(1, 20852912379), (3, 6950970793), (13, 1604070183), (39, 534690061), (41, 508607619), (101, 206464479), (123, 169535873), (303, 68821493), (533, 39123663), (1313, 15881883), (1599, 13041221), (3939, 5293961), (4141, 5035719), (12423, 1678573), (53833, 387363), (129121, 161499)]