20183956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2963}}^1$

素因数の和:3111

約数の個数: 24

約数和(自身を含む): 38342304

約数和(自身を除く): 18158348

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 2963, 3406, 5926, 6812, 11852, 38519, 77038, 154076, 388153, 776306, 1552612, 5045989, 10091978, 20183956]

約数ペア:

[(1, 20183956), (2, 10091978), (4, 5045989), (13, 1552612), (26, 776306), (52, 388153), (131, 154076), (262, 77038), (524, 38519), (1703, 11852), (2963, 6812), (3406, 5926)]