20113712

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23719}}^1$

素因数の和:23780

約数の個数: 20

約数和(自身を含む): 39707280

約数和(自身を除く): 19593568

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23719, 47438, 94876, 189752, 379504, 1257107, 2514214, 5028428, 10056856, 20113712]

約数ペア:

[(1, 20113712), (2, 10056856), (4, 5028428), (8, 2514214), (16, 1257107), (53, 379504), (106, 189752), (212, 94876), (424, 47438), (848, 23719)]