19961746

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1319}}^1$

素因数の和:1398

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 16533614

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 658, 1081, 1319, 2162, 2638, 7567, 9233, 15134, 18466, 30337, 60674, 61993, 123986, 212359, 424718, 433951, 867902, 1425839, 2851678, 9980873, 19961746]

約数ペア:

[(1, 19961746), (2, 9980873), (7, 2851678), (14, 1425839), (23, 867902), (46, 433951), (47, 424718), (94, 212359), (161, 123986), (322, 61993), (329, 60674), (658, 30337), (1081, 18466), (1319, 15134), (2162, 9233), (2638, 7567)]