20157548666

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2514037}}^1$

素因数の和:2514269

約数の個数: 16

約数和(自身を含む): 31978563360

約数和(自身を除く): 11821014694

約数列:

[1, 2, 19, 38, 211, 422, 4009, 8018, 2514037, 5028074, 47766703, 95533406, 530461807, 1060923614, 10078774333, 20157548666]

約数ペア:

[(1, 20157548666), (2, 10078774333), (19, 1060923614), (38, 530461807), (211, 95533406), (422, 47766703), (4009, 5028074), (8018, 2514037)]