19656958

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4523}}^1$

素因数の和:4619

約数の個数: 16

約数和(自身を含む): 30781296

約数和(自身を除く): 11124338

約数列:

[1, 2, 41, 53, 82, 106, 2173, 4346, 4523, 9046, 185443, 239719, 370886, 479438, 9828479, 19656958]

約数ペア:

[(1, 19656958), (2, 9828479), (41, 479438), (53, 370886), (82, 239719), (106, 185443), (2173, 9046), (4346, 4523)]