18371367

素因数分解:

$3^4\times 7^1\times {\mathrm{32401}}^1$

素因数の和:32420

約数の個数: 20

約数和(自身を含む): 31365136

約数和(自身を除く): 12993769

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 32401, 97203, 226807, 291609, 680421, 874827, 2041263, 2624481, 6123789, 18371367]

約数ペア:

[(1, 18371367), (3, 6123789), (7, 2624481), (9, 2041263), (21, 874827), (27, 680421), (63, 291609), (81, 226807), (189, 97203), (567, 32401)]