20523475947

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{751}}^1\times {\mathrm{877}}^1$

素因数の和:1708

約数の個数: 64

約数和(自身を含む): 31945826304

約数和(自身を除く): 11422350357

約数列:

[1, 3, 13, 17, 39, 47, 51, 141, 221, 611, 663, 751, 799, 877, 1833, 2253, 2397, 2631, 9763, 10387, 11401, 12767, 14909, 29289, 31161, 34203, 35297, 38301, 41219, 44727, 105891, 123657, 165971, 193817, 458861, 497913, 535847, 581451, 600049, 658627, 700723, 1376583, 1607541, 1800147, 1975881, 2102169, 7800637, 8562151, 9109399, 11196659, 23401911, 25686453, 27328197, 30955469, 33589977, 92866407, 145556567, 402421097, 436669701, 526242973, 1207263291, 1578728919, 6841158649, 20523475947]

約数ペア:

[(1, 20523475947), (3, 6841158649), (13, 1578728919), (17, 1207263291), (39, 526242973), (47, 436669701), (51, 402421097), (141, 145556567), (221, 92866407), (611, 33589977), (663, 30955469), (751, 27328197), (799, 25686453), (877, 23401911), (1833, 11196659), (2253, 9109399), (2397, 8562151), (2631, 7800637), (9763, 2102169), (10387, 1975881), (11401, 1800147), (12767, 1607541), (14909, 1376583), (29289, 700723), (31161, 658627), (34203, 600049), (35297, 581451), (38301, 535847), (41219, 497913), (44727, 458861), (105891, 193817), (123657, 165971)]