20191628163

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{3547993}}^1$

素因数の和:3548274

約数の個数: 16

約数和(自身を含む): 30881739776

約数和(自身を除く): 10690111613

約数列:

[1, 3, 7, 21, 271, 813, 1897, 5691, 3547993, 10643979, 24835951, 74507853, 961506103, 2884518309, 6730542721, 20191628163]

約数ペア:

[(1, 20191628163), (3, 6730542721), (7, 2884518309), (21, 961506103), (271, 74507853), (813, 24835951), (1897, 10643979), (5691, 3547993)]