20984941618

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{20269}}^1$

素因数の和:20682

約数の個数: 32

約数和(自身を含む): 33415338240

約数和(自身を除く): 12430396622

約数列:

[1, 2, 23, 46, 71, 142, 317, 634, 1633, 3266, 7291, 14582, 20269, 22507, 40538, 45014, 466187, 517661, 932374, 1035322, 1439099, 2878198, 6425273, 12850546, 33099277, 66198554, 147781279, 295562558, 456194383, 912388766, 10492470809, 20984941618]

約数ペア:

[(1, 20984941618), (2, 10492470809), (23, 912388766), (46, 456194383), (71, 295562558), (142, 147781279), (317, 66198554), (634, 33099277), (1633, 12850546), (3266, 6425273), (7291, 2878198), (14582, 1439099), (20269, 1035322), (22507, 932374), (40538, 517661), (45014, 466187)]