9809890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51631}}^1$

素因数の和:51657

約数の個数: 16

約数和(自身を含む): 18587520

約数和(自身を除く): 8777630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 51631, 103262, 258155, 516310, 980989, 1961978, 4904945, 9809890]

約数ペア:

[(1, 9809890), (2, 4904945), (5, 1961978), (10, 980989), (19, 516310), (38, 258155), (95, 103262), (190, 51631)]