2018680839

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{105751}}^1$

素因数の和:105868

約数の個数: 32

約数和(自身を含む): 3451745280

約数和(自身を除く): 1433064441

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 303, 707, 909, 2121, 2727, 6363, 19089, 105751, 317253, 740257, 951759, 2220771, 2855277, 6662313, 10680851, 19986939, 32042553, 74765957, 96127659, 224297871, 288382977, 672893613, 2018680839]

約数ペア:

[(1, 2018680839), (3, 672893613), (7, 288382977), (9, 224297871), (21, 96127659), (27, 74765957), (63, 32042553), (101, 19986939), (189, 10680851), (303, 6662313), (707, 2855277), (909, 2220771), (2121, 951759), (2727, 740257), (6363, 317253), (19089, 105751)]