19193744

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{16433}}^1$

素因数の和:16514

約数の個数: 20

約数和(自身を含む): 37699596

約数和(自身を除く): 18505852

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 16433, 32866, 65732, 131464, 262928, 1199609, 2399218, 4798436, 9596872, 19193744]

約数ペア:

[(1, 19193744), (2, 9596872), (4, 4798436), (8, 2399218), (16, 1199609), (73, 262928), (146, 131464), (292, 65732), (584, 32866), (1168, 16433)]