20289982

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{1607}}^1$

素因数の和:1775

約数の個数: 16

約数和(自身を含む): 31259520

約数和(自身を除く): 10969538

約数列:

[1, 2, 59, 107, 118, 214, 1607, 3214, 6313, 12626, 94813, 171949, 189626, 343898, 10144991, 20289982]

約数ペア:

[(1, 20289982), (2, 10144991), (59, 343898), (107, 189626), (118, 171949), (214, 94813), (1607, 12626), (3214, 6313)]