20173391478

素因数分解:

$2^1\times 3^2\times {\mathrm{1120743971}}^1$

素因数の和:1120743979

約数の個数: 12

約数和(自身を含む): 43709014908

約数和(自身を除く): 23535623430

約数列:

[1, 2, 3, 6, 9, 18, 1120743971, 2241487942, 3362231913, 6724463826, 10086695739, 20173391478]

約数ペア:

[(1, 20173391478), (2, 10086695739), (3, 6724463826), (6, 3362231913), (9, 2241487942), (18, 1120743971)]