19947104

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{8539}}^1$

素因数の和:8622

約数の個数: 24

約数和(自身を含む): 39813480

約数和(自身を除く): 19866376

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 8539, 17078, 34156, 68312, 136624, 273248, 623347, 1246694, 2493388, 4986776, 9973552, 19947104]

約数ペア:

[(1, 19947104), (2, 9973552), (4, 4986776), (8, 2493388), (16, 1246694), (32, 623347), (73, 273248), (146, 136624), (292, 68312), (584, 34156), (1168, 17078), (2336, 8539)]