20435138

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{8039}}^1$

素因数の和:8113

約数の個数: 16

約数和(自身を含む): 32417280

約数和(自身を除く): 11982142

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 8039, 16078, 249209, 329599, 498418, 659198, 10217569, 20435138]

約数ペア:

[(1, 20435138), (2, 10217569), (31, 659198), (41, 498418), (62, 329599), (82, 249209), (1271, 16078), (2542, 8039)]