19381649

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{601}}^1$

素因数の和:896

約数の個数: 16

約数和(自身を含む): 23579136

約数和(自身を除く): 4197487

約数列:

[1, 7, 17, 119, 271, 601, 1897, 4207, 4607, 10217, 32249, 71519, 162871, 1140097, 2768807, 19381649]

約数ペア:

[(1, 19381649), (7, 2768807), (17, 1140097), (119, 162871), (271, 71519), (601, 32249), (1897, 10217), (4207, 4607)]