12988196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2473}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 24730104

約数和(自身を除く): 11741908

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2473, 2626, 4946, 5252, 9892, 32149, 64298, 128596, 249773, 499546, 999092, 3247049, 6494098, 12988196]

約数ペア:

[(1, 12988196), (2, 6494098), (4, 3247049), (13, 999092), (26, 499546), (52, 249773), (101, 128596), (202, 64298), (404, 32149), (1313, 9892), (2473, 5252), (2626, 4946)]