1918382020

素因数分解:

$2^2\times 5^1\times {\mathrm{9043}}^1\times {\mathrm{10607}}^1$

素因数の和:19659

約数の個数: 24

約数和(自身を含む): 4029427584

約数和(自身を除く): 2111045564

約数列:

[1, 2, 4, 5, 10, 20, 9043, 10607, 18086, 21214, 36172, 42428, 45215, 53035, 90430, 106070, 180860, 212140, 95919101, 191838202, 383676404, 479595505, 959191010, 1918382020]

約数ペア:

[(1, 1918382020), (2, 959191010), (4, 479595505), (5, 383676404), (10, 191838202), (20, 95919101), (9043, 212140), (10607, 180860), (18086, 106070), (21214, 90430), (36172, 53035), (42428, 45215)]