20895087357

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{41729}}^1$

素因数の和:41858

約数の個数: 48

約数和(自身を含む): 32809795200

約数和(自身を除く): 11914707843

約数列:

[1, 3, 9, 23, 41, 59, 69, 123, 177, 207, 369, 531, 943, 1357, 2419, 2829, 4071, 7257, 8487, 12213, 21771, 41729, 55637, 125187, 166911, 375561, 500733, 959767, 1710889, 2462011, 2879301, 5132667, 7386033, 8637903, 15398001, 22158099, 39350447, 56626253, 100942451, 118051341, 169878759, 302827353, 354154023, 509636277, 908482059, 2321676373, 6965029119, 20895087357]

約数ペア:

[(1, 20895087357), (3, 6965029119), (9, 2321676373), (23, 908482059), (41, 509636277), (59, 354154023), (69, 302827353), (123, 169878759), (177, 118051341), (207, 100942451), (369, 56626253), (531, 39350447), (943, 22158099), (1357, 15398001), (2419, 8637903), (2829, 7386033), (4071, 5132667), (7257, 2879301), (8487, 2462011), (12213, 1710889), (21771, 959767), (41729, 500733), (55637, 375561), (125187, 166911)]