20074131

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 36691200

約数和(自身を除く): 16617069

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 83, 99, 231, 249, 349, 581, 693, 747, 913, 1047, 1743, 2443, 2739, 3141, 3839, 5229, 6391, 7329, 8217, 11517, 19173, 21987, 26873, 28967, 34551, 57519, 80619, 86901, 202769, 241857, 260703, 318637, 608307, 955911, 1824921, 2230459, 2867733, 6691377, 20074131]

約数ペア:

[(1, 20074131), (3, 6691377), (7, 2867733), (9, 2230459), (11, 1824921), (21, 955911), (33, 608307), (63, 318637), (77, 260703), (83, 241857), (99, 202769), (231, 86901), (249, 80619), (349, 57519), (581, 34551), (693, 28967), (747, 26873), (913, 21987), (1047, 19173), (1743, 11517), (2443, 8217), (2739, 7329), (3141, 6391), (3839, 5229)]