20740064

素因数分解:

$2^5\times {\mathrm{167}}^1\times {\mathrm{3881}}^1$

素因数の和:4058

約数の個数: 24

約数和(自身を含む): 41087088

約数和(自身を除く): 20347024

約数列:

[1, 2, 4, 8, 16, 32, 167, 334, 668, 1336, 2672, 3881, 5344, 7762, 15524, 31048, 62096, 124192, 648127, 1296254, 2592508, 5185016, 10370032, 20740064]

約数ペア:

[(1, 20740064), (2, 10370032), (4, 5185016), (8, 2592508), (16, 1296254), (32, 648127), (167, 124192), (334, 62096), (668, 31048), (1336, 15524), (2672, 7762), (3881, 5344)]