19004680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12841}}^1$

素因数の和:12889

約数の個数: 32

約数和(自身を含む): 43919640

約数和(自身を除く): 24914960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 12841, 25682, 51364, 64205, 102728, 128410, 256820, 475117, 513640, 950234, 1900468, 2375585, 3800936, 4751170, 9502340, 19004680]

約数ペア:

[(1, 19004680), (2, 9502340), (4, 4751170), (5, 3800936), (8, 2375585), (10, 1900468), (20, 950234), (37, 513640), (40, 475117), (74, 256820), (148, 128410), (185, 102728), (296, 64205), (370, 51364), (740, 25682), (1480, 12841)]