20739486534

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3365707}}^1$

素因数の和:3365804

約数の個数: 32

約数和(自身を含む): 45235115520

約数和(自身を除く): 24495628986

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 6162, 3365707, 6731414, 10097121, 20194242, 43754191, 87508382, 131262573, 262525146, 265890853, 531781706, 797672559, 1595345118, 3456581089, 6913162178, 10369743267, 20739486534]

約数ペア:

[(1, 20739486534), (2, 10369743267), (3, 6913162178), (6, 3456581089), (13, 1595345118), (26, 797672559), (39, 531781706), (78, 265890853), (79, 262525146), (158, 131262573), (237, 87508382), (474, 43754191), (1027, 20194242), (2054, 10097121), (3081, 6731414), (6162, 3365707)]