20422369

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 22947840

約数和(自身を除く): 2525471

約数列:

[1, 11, 71, 79, 331, 781, 869, 3641, 5609, 23501, 26149, 61699, 258511, 287639, 1856579, 20422369]

約数ペア:

[(1, 20422369), (11, 1856579), (71, 287639), (79, 258511), (331, 61699), (781, 26149), (869, 23501), (3641, 5609)]