20290764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{130069}}^1$

素因数の和:130089

約数の個数: 24

約数和(自身を含む): 50987440

約数和(自身を除く): 30696676

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 130069, 260138, 390207, 520276, 780414, 1560828, 1690897, 3381794, 5072691, 6763588, 10145382, 20290764]

約数ペア:

[(1, 20290764), (2, 10145382), (3, 6763588), (4, 5072691), (6, 3381794), (12, 1690897), (13, 1560828), (26, 780414), (39, 520276), (52, 390207), (78, 260138), (156, 130069)]