2020156119

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{144163}}^1$

素因数の和:144348

約数の個数: 20

約数和(自身を含む): 3035228856

約数和(自身を除く): 1015072737

約数列:

[1, 3, 9, 27, 81, 173, 519, 1557, 4671, 14013, 144163, 432489, 1297467, 3892401, 11677203, 24940199, 74820597, 224461791, 673385373, 2020156119]

約数ペア:

[(1, 2020156119), (3, 673385373), (9, 224461791), (27, 74820597), (81, 24940199), (173, 11677203), (519, 3892401), (1557, 1297467), (4671, 432489), (14013, 144163)]