20178247778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{3623}}^1\times {\mathrm{214211}}^1$

素因数の和:217849

約数の個数: 16

約数和(自身を含む): 32604780096

約数和(自身を除く): 12426532318

約数列:

[1, 2, 13, 26, 3623, 7246, 47099, 94198, 214211, 428422, 2784743, 5569486, 776086453, 1552172906, 10089123889, 20178247778]

約数ペア:

[(1, 20178247778), (2, 10089123889), (13, 1552172906), (26, 776086453), (3623, 5569486), (7246, 2784743), (47099, 428422), (94198, 214211)]