19105646

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2129}}^1$

素因数の和:2779

約数の個数: 16

約数和(自身を含む): 32819040

約数和(自身を除く): 13713394

約数列:

[1, 2, 7, 14, 641, 1282, 2129, 4258, 4487, 8974, 14903, 29806, 1364689, 2729378, 9552823, 19105646]

約数ペア:

[(1, 19105646), (2, 9552823), (7, 2729378), (14, 1364689), (641, 29806), (1282, 14903), (2129, 8974), (4258, 4487)]