2018185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 2656080

約数和(自身を除く): 637895

約数列:

[1, 5, 13, 61, 65, 305, 509, 793, 2545, 3965, 6617, 31049, 33085, 155245, 403637, 2018185]

約数ペア:

[(1, 2018185), (5, 403637), (13, 155245), (61, 33085), (65, 31049), (305, 6617), (509, 3965), (793, 2545)]