20172976

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{9203}}^1$

素因数の和:9348

約数の個数: 20

約数和(自身を含む): 39374712

約数和(自身を除く): 19201736

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 9203, 18406, 36812, 73624, 147248, 1260811, 2521622, 5043244, 10086488, 20172976]

約数ペア:

[(1, 20172976), (2, 10086488), (4, 5043244), (8, 2521622), (16, 1260811), (137, 147248), (274, 73624), (548, 36812), (1096, 18406), (2192, 9203)]