20525613074

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1\times {\mathrm{142537}}^1$

素因数の和:143437

約数の個数: 16

約数和(自身を含む): 31173060600

約数和(自身を除く): 10647447526

約数列:

[1, 2, 89, 178, 809, 1618, 72001, 142537, 144002, 285074, 12685793, 25371586, 115312433, 230624866, 10262806537, 20525613074]

約数ペア:

[(1, 20525613074), (2, 10262806537), (89, 230624866), (178, 115312433), (809, 25371586), (1618, 12685793), (72001, 285074), (142537, 144002)]