20808632

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{15391}}^1$

素因数の和:15423

約数の個数: 24

約数和(自身を含む): 42251040

約数和(自身を除く): 21442408

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 15391, 30782, 61564, 123128, 200083, 400166, 800332, 1600664, 2601079, 5202158, 10404316, 20808632]

約数ペア:

[(1, 20808632), (2, 10404316), (4, 5202158), (8, 2601079), (13, 1600664), (26, 800332), (52, 400166), (104, 200083), (169, 123128), (338, 61564), (676, 30782), (1352, 15391)]