19911182

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1871}}^1$

素因数の和:2203

約数の個数: 16

約数和(自身を含む): 31741632

約数和(自身を除く): 11830450

約数列:

[1, 2, 17, 34, 313, 626, 1871, 3742, 5321, 10642, 31807, 63614, 585623, 1171246, 9955591, 19911182]

約数ペア:

[(1, 19911182), (2, 9955591), (17, 1171246), (34, 585623), (313, 63614), (626, 31807), (1871, 10642), (3742, 5321)]