20007391382

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1289}}^1\times {\mathrm{2069}}^1$

素因数の和:3413

約数の個数: 48

約数和(自身を含む): 34094390400

約数和(自身を除く): 14086999018

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 1289, 2069, 2578, 3751, 4138, 7502, 14179, 22759, 28358, 39959, 45518, 64139, 79918, 128278, 155969, 250349, 311938, 439549, 500698, 705529, 879098, 1411058, 2666941, 4835039, 5333882, 7760819, 9670078, 15521638, 29336351, 58672702, 82675171, 165350342, 322699861, 645399722, 909426881, 1818853762, 10003695691, 20007391382]

約数ペア:

[(1, 20007391382), (2, 10003695691), (11, 1818853762), (22, 909426881), (31, 645399722), (62, 322699861), (121, 165350342), (242, 82675171), (341, 58672702), (682, 29336351), (1289, 15521638), (2069, 9670078), (2578, 7760819), (3751, 5333882), (4138, 4835039), (7502, 2666941), (14179, 1411058), (22759, 879098), (28358, 705529), (39959, 500698), (45518, 439549), (64139, 311938), (79918, 250349), (128278, 155969)]