20402172884

素因数分解:

$2^2\times {\mathrm{9391}}^1\times {\mathrm{543131}}^1$

素因数の和:552526

約数の個数: 12

約数和(自身を含む): 35707670208

約数和(自身を除く): 15305497324

約数列:

[1, 2, 4, 9391, 18782, 37564, 543131, 1086262, 2172524, 5100543221, 10201086442, 20402172884]

約数ペア:

[(1, 20402172884), (2, 10201086442), (4, 5100543221), (9391, 2172524), (18782, 1086262), (37564, 543131)]