2130455990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16388123}}^1$

素因数の和:16388143

約数の個数: 16

約数和(自身を含む): 4129807248

約数和(自身を除く): 1999351258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 16388123, 32776246, 81940615, 163881230, 213045599, 426091198, 1065227995, 2130455990]

約数ペア:

[(1, 2130455990), (2, 1065227995), (5, 426091198), (10, 213045599), (13, 163881230), (26, 81940615), (65, 32776246), (130, 16388123)]