20106572317

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{20029}}^1$

素因数の和:20173

約数の個数: 32

約数和(自身を含む): 23259156480

約数和(自身を除く): 3152584163

約数列:

[1, 13, 31, 47, 53, 403, 611, 689, 1457, 1643, 2491, 18941, 20029, 21359, 32383, 77221, 260377, 620899, 941363, 1003873, 1061537, 8071687, 12237719, 13799981, 29182253, 32907647, 49892239, 379369289, 427799411, 648599107, 1546659409, 20106572317]

約数ペア:

[(1, 20106572317), (13, 1546659409), (31, 648599107), (47, 427799411), (53, 379369289), (403, 49892239), (611, 32907647), (689, 29182253), (1457, 13799981), (1643, 12237719), (2491, 8071687), (18941, 1061537), (20029, 1003873), (21359, 941363), (32383, 620899), (77221, 260377)]