19896842

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7001}}^1$

素因数の和:7046

約数の個数: 24

約数和(自身を含む): 35920260

約数和(自身を除く): 16023418

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 7001, 14002, 49007, 98014, 203029, 343049, 406058, 686098, 1421203, 2842406, 9948421, 19896842]

約数ペア:

[(1, 19896842), (2, 9948421), (7, 2842406), (14, 1421203), (29, 686098), (49, 406058), (58, 343049), (98, 203029), (203, 98014), (406, 49007), (1421, 14002), (2842, 7001)]