20003010057

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{7121}}^1\times {\mathrm{16427}}^1$

素因数の和:23573

約数の個数: 24

約数和(自身を含む): 30420056160

約数和(自身を除く): 10417046103

約数列:

[1, 3, 9, 19, 57, 171, 7121, 16427, 21363, 49281, 64089, 135299, 147843, 312113, 405897, 936339, 1217691, 2809017, 116976667, 350930001, 1052790003, 2222556673, 6667670019, 20003010057]

約数ペア:

[(1, 20003010057), (3, 6667670019), (9, 2222556673), (19, 1052790003), (57, 350930001), (171, 116976667), (7121, 2809017), (16427, 1217691), (21363, 936339), (49281, 405897), (64089, 312113), (135299, 147843)]