20180959799

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5147}}^1\times {\mathrm{3917}}^1$

素因数の和:9095

約数の個数: 32

約数和(自身を含む): 27108297216

約数和(自身を除く): 6927337417

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 3917, 5147, 27419, 36029, 43087, 50921, 56617, 66911, 301609, 356447, 396319, 468377, 560131, 736021, 3920917, 5152147, 20160799, 141125593, 221768789, 262090387, 1552381523, 1834632709, 2882994257, 20180959799]

約数ペア:

[(1, 20180959799), (7, 2882994257), (11, 1834632709), (13, 1552381523), (77, 262090387), (91, 221768789), (143, 141125593), (1001, 20160799), (3917, 5152147), (5147, 3920917), (27419, 736021), (36029, 560131), (43087, 468377), (50921, 396319), (56617, 356447), (66911, 301609)]