2154388226

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{361111}}^1$

素因数の和:361289

約数の個数: 16

約数和(自身を含む): 3423341760

約数和(自身を除く): 1268953534

約数列:

[1, 2, 19, 38, 157, 314, 2983, 5966, 361111, 722222, 6861109, 13722218, 56694427, 113388854, 1077194113, 2154388226]

約数ペア:

[(1, 2154388226), (2, 1077194113), (19, 113388854), (38, 56694427), (157, 13722218), (314, 6861109), (2983, 722222), (5966, 361111)]