20534608

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17581}}^1$

素因数の和:17662

約数の個数: 20

約数和(自身を含む): 40333108

約数和(自身を除く): 19798500

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17581, 35162, 70324, 140648, 281296, 1283413, 2566826, 5133652, 10267304, 20534608]

約数ペア:

[(1, 20534608), (2, 10267304), (4, 5133652), (8, 2566826), (16, 1283413), (73, 281296), (146, 140648), (292, 70324), (584, 35162), (1168, 17581)]