20957670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77621}}^1$

素因数の和:77637

約数の個数: 32

約数和(自身を含む): 55887840

約数和(自身を除く): 34930170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77621, 155242, 232863, 388105, 465726, 698589, 776210, 1164315, 1397178, 2095767, 2328630, 3492945, 4191534, 6985890, 10478835, 20957670]

約数ペア:

[(1, 20957670), (2, 10478835), (3, 6985890), (5, 4191534), (6, 3492945), (9, 2328630), (10, 2095767), (15, 1397178), (18, 1164315), (27, 776210), (30, 698589), (45, 465726), (54, 388105), (90, 232863), (135, 155242), (270, 77621)]