20143498888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{6421}}^1\times {\mathrm{20639}}^1$

素因数の和:27085

約数の個数: 32

約数和(自身を含む): 39765024000

約数和(自身を除く): 19621525112

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 6421, 12842, 20639, 25684, 41278, 51368, 82556, 121999, 165112, 243998, 392141, 487996, 784282, 975992, 1568564, 3137128, 132523019, 265046038, 530092076, 1060184152, 2517937361, 5035874722, 10071749444, 20143498888]

約数ペア:

[(1, 20143498888), (2, 10071749444), (4, 5035874722), (8, 2517937361), (19, 1060184152), (38, 530092076), (76, 265046038), (152, 132523019), (6421, 3137128), (12842, 1568564), (20639, 975992), (25684, 784282), (41278, 487996), (51368, 392141), (82556, 243998), (121999, 165112)]