20111212569959

素因数分解:

$7^2\times {\mathrm{191}}^1\times {\mathrm{641}}^1\times {\mathrm{3352361}}^1$

素因数の和:3353207

約数の個数: 24

約数和(自身を含む): 23553856325376

約数和(自身を除く): 3442643755417

約数列:

[1, 7, 49, 191, 641, 1337, 4487, 9359, 31409, 122431, 857017, 3352361, 5999119, 23466527, 164265689, 640300951, 2148863401, 4482106657, 15042043807, 31374746599, 105294306649, 410432909591, 2873030367137, 20111212569959]

約数ペア:

[(1, 20111212569959), (7, 2873030367137), (49, 410432909591), (191, 105294306649), (641, 31374746599), (1337, 15042043807), (4487, 4482106657), (9359, 2148863401), (31409, 640300951), (122431, 164265689), (857017, 23466527), (3352361, 5999119)]