19138811

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 20832000

約数和(自身を除く): 1693189

約数列:

[1, 29, 31, 61, 349, 899, 1769, 1891, 10121, 10819, 21289, 54839, 313751, 617381, 659959, 19138811]

約数ペア:

[(1, 19138811), (29, 659959), (31, 617381), (61, 313751), (349, 54839), (899, 21289), (1769, 10819), (1891, 10121)]