19739559

素因数分解:

$3^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{2039}}^1$

素因数の和:2510

約数の個数: 16

約数和(自身を含む): 30159360

約数和(自身を除く): 10419801

約数列:

[1, 3, 7, 21, 461, 1383, 2039, 3227, 6117, 9681, 14273, 42819, 939979, 2819937, 6579853, 19739559]

約数ペア:

[(1, 19739559), (3, 6579853), (7, 2819937), (21, 939979), (461, 42819), (1383, 14273), (2039, 9681), (3227, 6117)]