200890724

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{139121}}^1$

素因数の和:139163

約数の個数: 18

約数和(自身を含む): 371038374

約数和(自身を除く): 170147650

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 139121, 278242, 556484, 2643299, 5286598, 10573196, 50222681, 100445362, 200890724]

約数ペア:

[(1, 200890724), (2, 100445362), (4, 50222681), (19, 10573196), (38, 5286598), (76, 2643299), (361, 556484), (722, 278242), (1444, 139121)]