18492140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31883}}^1$

素因数の和:31921

約数の個数: 24

約数和(自身を含む): 40173840

約数和(自身を除く): 21681700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 31883, 63766, 127532, 159415, 318830, 637660, 924607, 1849214, 3698428, 4623035, 9246070, 18492140]

約数ペア:

[(1, 18492140), (2, 9246070), (4, 4623035), (5, 3698428), (10, 1849214), (20, 924607), (29, 637660), (58, 318830), (116, 159415), (145, 127532), (290, 63766), (580, 31883)]