19983966

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{54601}}^1$

素因数の和:54667

約数の個数: 16

約数和(自身を含む): 40623888

約数和(自身を除く): 20639922

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 54601, 109202, 163803, 327606, 3330661, 6661322, 9991983, 19983966]

約数ペア:

[(1, 19983966), (2, 9991983), (3, 6661322), (6, 3330661), (61, 327606), (122, 163803), (183, 109202), (366, 54601)]