20172089924

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{377387}}^1$

素因数の和:377504

約数の個数: 48

約数和(自身を含む): 42605595648

約数和(自身を除く): 22433505724

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 83, 92, 161, 166, 322, 332, 581, 644, 1162, 1909, 2324, 3818, 7636, 13363, 26726, 53452, 377387, 754774, 1509548, 2641709, 5283418, 8679901, 10566836, 17359802, 31323121, 34719604, 60759307, 62646242, 121518614, 125292484, 219261847, 243037228, 438523694, 720431783, 877047388, 1440863566, 2881727132, 5043022481, 10086044962, 20172089924]

約数ペア:

[(1, 20172089924), (2, 10086044962), (4, 5043022481), (7, 2881727132), (14, 1440863566), (23, 877047388), (28, 720431783), (46, 438523694), (83, 243037228), (92, 219261847), (161, 125292484), (166, 121518614), (322, 62646242), (332, 60759307), (581, 34719604), (644, 31323121), (1162, 17359802), (1909, 10566836), (2324, 8679901), (3818, 5283418), (7636, 2641709), (13363, 1509548), (26726, 754774), (53452, 377387)]