20883018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3389}}^1$

素因数の和:3486

約数の個数: 32

約数和(自身を含む): 45561600

約数和(自身を除く): 24678582

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 3389, 6162, 6778, 10167, 20334, 44057, 88114, 132171, 264342, 267731, 535462, 803193, 1606386, 3480503, 6961006, 10441509, 20883018]

約数ペア:

[(1, 20883018), (2, 10441509), (3, 6961006), (6, 3480503), (13, 1606386), (26, 803193), (39, 535462), (78, 267731), (79, 264342), (158, 132171), (237, 88114), (474, 44057), (1027, 20334), (2054, 10167), (3081, 6778), (3389, 6162)]