18890514718

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{504851}}^1$

素因数の和:505259

約数の個数: 16

約数和(自身を含む): 28952252496

約数和(自身を除く): 10061737778

約数列:

[1, 2, 53, 106, 353, 706, 18709, 37418, 504851, 1009702, 26757103, 53514206, 178212403, 356424806, 9445257359, 18890514718]

約数ペア:

[(1, 18890514718), (2, 9445257359), (53, 356424806), (106, 178212403), (353, 53514206), (706, 26757103), (18709, 1009702), (37418, 504851)]