20093731

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1321}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 23986368

約数和(自身を除く): 3892637

約数列:

[1, 7, 41, 53, 287, 371, 1321, 2173, 9247, 15211, 54161, 70013, 379127, 490091, 2870533, 20093731]

約数ペア:

[(1, 20093731), (7, 2870533), (41, 490091), (53, 379127), (287, 70013), (371, 54161), (1321, 15211), (2173, 9247)]