19541272

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2179}}^1$

素因数の和:2263

約数の個数: 32

約数和(自身を含む): 39240000

約数和(自身を除く): 19698728

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 152, 236, 472, 1121, 2179, 2242, 4358, 4484, 8716, 8968, 17432, 41401, 82802, 128561, 165604, 257122, 331208, 514244, 1028488, 2442659, 4885318, 9770636, 19541272]

約数ペア:

[(1, 19541272), (2, 9770636), (4, 4885318), (8, 2442659), (19, 1028488), (38, 514244), (59, 331208), (76, 257122), (118, 165604), (152, 128561), (236, 82802), (472, 41401), (1121, 17432), (2179, 8968), (2242, 8716), (4358, 4484)]