19872426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15263}}^1$

素因数の和:15306

約数の個数: 32

約数和(自身を含む): 46891008

約数和(自身を除く): 27018582

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 15263, 30526, 45789, 91578, 106841, 213682, 320523, 473153, 641046, 946306, 1419459, 2838918, 3312071, 6624142, 9936213, 19872426]

約数ペア:

[(1, 19872426), (2, 9936213), (3, 6624142), (6, 3312071), (7, 2838918), (14, 1419459), (21, 946306), (31, 641046), (42, 473153), (62, 320523), (93, 213682), (186, 106841), (217, 91578), (434, 45789), (651, 30526), (1302, 15263)]