20189917221

素因数分解:

$3^1\times {\mathrm{673}}^1\times {\mathrm{797}}^1\times {\mathrm{12547}}^1$

素因数の和:14020

約数の個数: 16

約数和(自身を含む): 26995867584

約数和(自身を除く): 6805950363

約数列:

[1, 3, 673, 797, 2019, 2391, 12547, 37641, 536381, 1609143, 8444131, 9999959, 25332393, 29999877, 6729972407, 20189917221]

約数ペア:

[(1, 20189917221), (3, 6729972407), (673, 29999877), (797, 25332393), (2019, 9999959), (2391, 8444131), (12547, 1609143), (37641, 536381)]